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84496974 = 23372571481
BaseRepresentation
bin1010000100101…
…01001001001110
312212222220001120
411002111021032
5133112400344
612215021410
72044132602
oct502251116
9185886046
1084496974
1143772911
122436a866
1314676213
14b317502
157641219
hex509524e

84496974 has 32 divisors (see below), whose sum is σ = 174354336. Its totient is φ = 27279360.

The previous prime is 84496969. The next prime is 84497003. The reversal of 84496974 is 47969448.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56314 + ... + 57794.

It is an arithmetic number, because the mean of its divisors is an integer number (5448573).

Almost surely, 284496974 is an apocalyptic number.

84496974 is an abundant number, since it is smaller than the sum of its proper divisors (89857362).

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

84496974 is a wasteful number, since it uses less digits than its factorization.

84496974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780.

The product of its digits is 1741824, while the sum is 51.

The square root of 84496974 is about 9192.2235612500. The cubic root of 84496974 is about 438.8139095708.

The spelling of 84496974 in words is "eighty-four million, four hundred ninety-six thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 37 74 111 222 257 514 771 1481 1542 2962 4443 8886 9509 19018 28527 54797 57054 109594 164391 328782 380617 761234 1141851 2283702 14082829 28165658 42248487 84496974