42718504 has 16 divisors (see below), whose sum is σ = 80629920. Its totient is φ = 21217200.

The previous prime is 42718471. The next prime is 42718519. The reversal of 42718504 is 40581724.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16474 + ... + 18889.

It is an arithmetic number, because the mean of its divisors is an integer number (5039370).

Almost surely, 2^42718504 is an apocalyptic number.

It is an amenable number.

42718504 is a deficient number, since it is larger than the sum of its proper divisors (37911416).

42718504 is a wasteful number, since it uses less digits than its factorization.

42718504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35520 (or 35516 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 42718504 is about 6535.9394122039. The cubic root of 42718504 is about 349.5736413789.

The spelling of 42718504 in words is "forty-two million, seven hundred eighteen thousand, five hundred four".