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479253492 = 223219236877
BaseRepresentation
bin11100100100001…
…101001111110100
31020101210121012100
4130210031033310
51440142102432
6115320022100
714606405334
oct3444151764
91211717170
10479253492
11226587273
12114601930
137839cc63
14479150c4
152c11b07c
hex1c90d3f4

479253492 has 54 divisors (see below), whose sum is σ = 1278597138. Its totient is φ = 151339104.

The previous prime is 479253487. The next prime is 479253497. The reversal of 479253492 is 294352974.

It is an interprime number because it is at equal distance from previous prime (479253487) and next prime (479253497).

It can be written as a sum of positive squares in only one way, i.e., 464230116 + 15023376 = 21546^2 + 3876^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479253497) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5443 + ... + 31434.

Almost surely, 2479253492 is an apocalyptic number.

It is an amenable number.

479253492 is an abundant number, since it is smaller than the sum of its proper divisors (799343646).

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

479253492 is a wasteful number, since it uses less digits than its factorization.

479253492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36925 (or 36901 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 479253492 is about 21891.8590348102. The cubic root of 479253492 is about 782.5674176280.

The spelling of 479253492 in words is "four hundred seventy-nine million, two hundred fifty-three thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 361 684 722 1083 1444 2166 3249 4332 6498 12996 36877 73754 110631 147508 221262 331893 442524 663786 700663 1327572 1401326 2101989 2802652 4203978 6305967 8407956 12611934 13312597 25223868 26625194 39937791 53250388 79875582 119813373 159751164 239626746 479253492