42504764 has 12 divisors (see below), whose sum is σ = 74627784. Its totient is φ = 21182544.

The previous prime is 42504731. The next prime is 42504809. The reversal of 42504764 is 46740524.

It is a self number, because there is not a number n which added to its sum of digits gives 42504764.

It is a congruent number.

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, 16079 + ... + 18534.

It is an arithmetic number, because the mean of its divisors is an integer number (6218982).

Almost surely, 2^42504764 is an apocalyptic number.

It is an amenable number.

42504764 is a deficient number, since it is larger than the sum of its proper divisors (32123020).

42504764 is a wasteful number, since it uses less digits than its factorization.

42504764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34924 (or 34922 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 42504764 is about 6519.5677770846. The cubic root of 42504764 is about 348.9896412664.

The spelling of 42504764 in words is "forty-two million, five hundred four thousand, seven hundred sixty-four".