42501504 has 32 divisors (see below), whose sum is σ = 112895640. Its totient is φ = 14167040.

The previous prime is 42501497. The next prime is 42501521. The reversal of 42501504 is 40510524.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54957 + ... + 55724.

Almost surely, 2^42501504 is an apocalyptic number.

It is an amenable number.

42501504 is an abundant number, since it is smaller than the sum of its proper divisors (70394136).

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

42501504 is a wasteful number, since it uses less digits than its factorization.

42501504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110698 (or 110686 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 42501504 is about 6519.3177557165. The cubic root of 42501504 is about 348.9807188523.

The spelling of 42501504 in words is "forty-two million, five hundred one thousand, five hundred four".