42501532 has 12 divisors (see below), whose sum is σ = 74427976. Its totient is φ = 21236400.

The previous prime is 42501521. The next prime is 42501541. The reversal of 42501532 is 23510524.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

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, 5782 + ... + 10882.

Almost surely, 2^42501532 is an apocalyptic number.

It is an amenable number.

42501532 is a deficient number, since it is larger than the sum of its proper divisors (31926444).

42501532 is a wasteful number, since it uses less digits than its factorization.

42501532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7188 (or 7186 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 42501532 is about 6519.3199031801. The cubic root of 42501532 is about 348.9807954884.

The spelling of 42501532 in words is "forty-two million, five hundred one thousand, five hundred thirty-two".