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497811468 = 2237113714561
BaseRepresentation
bin11101101011000…
…000000000001100
31021200201102221210
4131223000000030
52004414431333
6121221454420
715223220250
oct3553000014
91250642853
10497811468
11236002140
1211a871410
137c199bcb
144a186260
152da84a63
hex1dac000c

497811468 has 96 divisors (see below), whose sum is σ = 1487420928. Its totient is φ = 125798400.

The previous prime is 497811439. The next prime is 497811481. The reversal of 497811468 is 864118794.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26908 + ... + 41468.

It is an arithmetic number, because the mean of its divisors is an integer number (15493968).

Almost surely, 2497811468 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497811468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743710464).

497811468 is an abundant number, since it is smaller than the sum of its proper divisors (989609460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

497811468 is a wasteful number, since it uses less digits than its factorization.

497811468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14623 (or 14621 counting only the distinct ones).

The product of its digits is 387072, while the sum is 48.

The square root of 497811468 is about 22311.6890440863. The cubic root of 497811468 is about 792.5408062792.

The spelling of 497811468 in words is "four hundred ninety-seven million, eight hundred eleven thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 37 42 44 66 74 77 84 111 132 148 154 222 231 259 308 407 444 462 518 777 814 924 1036 1221 1554 1628 2442 2849 3108 4884 5698 8547 11396 14561 17094 29122 34188 43683 58244 87366 101927 160171 174732 203854 305781 320342 407708 480513 538757 611562 640684 961026 1077514 1121197 1223124 1616271 1922052 2155028 2242394 3232542 3363591 3771299 4484788 5926327 6465084 6727182 7542598 11313897 11852654 13454364 15085196 17778981 22627794 23705308 35557962 41484289 45255588 71115924 82968578 124452867 165937156 248905734 497811468