42624536 has 16 divisors (see below), whose sum is σ = 80506440. Its totient is φ = 21156160.

The previous prime is 42624523. The next prime is 42624539. The reversal of 42624536 is 63542624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42624539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18350 + ... + 20541.

Almost surely, 2^42624536 is an apocalyptic number.

It is an amenable number.

42624536 is a deficient number, since it is larger than the sum of its proper divisors (37881904).

42624536 is a wasteful number, since it uses less digits than its factorization.

42624536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39034 (or 39030 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 42624536 is about 6528.7468935470. The cubic root of 42624536 is about 349.3171338693.

The spelling of 42624536 in words is "forty-two million, six hundred twenty-four thousand, five hundred thirty-six".