42571504 has 10 divisors (see below), whose sum is σ = 82482320. Its totient is φ = 21285744.

The previous prime is 42571499. The next prime is 42571511. The reversal of 42571504 is 40517524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330344 + ... + 1330375.

It is an arithmetic number, because the mean of its divisors is an integer number (8248232).

Almost surely, 2^42571504 is an apocalyptic number.

It is an amenable number.

42571504 is a deficient number, since it is larger than the sum of its proper divisors (39910816).

42571504 is a wasteful number, since it uses less digits than its factorization.

42571504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2660727 (or 2660721 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 42571504 is about 6524.6842069176. The cubic root of 42571504 is about 349.1722042425.

The spelling of 42571504 in words is "forty-two million, five hundred seventy-one thousand, five hundred four".