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42495624 = 2333196739
BaseRepresentation
bin1010001000011…
…0111010001000
32221222000001000
42202012322020
541334324444
64114455000
71024130643
oct242067210
987860030
1042495624
1121a95656
1212294460
138a5b752
145902a5a
153ae6469
hex2886e88

42495624 has 32 divisors (see below), whose sum is σ = 118044000. Its totient is φ = 14165136.

The previous prime is 42495623. The next prime is 42495641. The reversal of 42495624 is 42659424.

42495624 is a `hidden beast` number, since 4 + 24 + 9 + 5 + 624 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (42495623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98154 + ... + 98585.

It is an arithmetic number, because the mean of its divisors is an integer number (3688875).

Almost surely, 242495624 is an apocalyptic number.

It is an amenable number.

42495624 is an abundant number, since it is smaller than the sum of its proper divisors (75548376).

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

42495624 is a wasteful number, since it uses less digits than its factorization.

42495624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196754 (or 196744 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 42495624 is about 6518.8667726837. The cubic root of 42495624 is about 348.9646245099.

The spelling of 42495624 in words is "forty-two million, four hundred ninety-five thousand, six hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 196739 393478 590217 786956 1180434 1573912 1770651 2360868 3541302 4721736 5311953 7082604 10623906 14165208 21247812 42495624