42365872 has 20 divisors (see below), whose sum is σ = 82431976. Its totient is φ = 21093120.

The previous prime is 42365867. The next prime is 42365891. The reversal of 42365872 is 27856324.

It is a super-3 number, since 3×42365872³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 1638 + ... + 9349.

Almost surely, 2^42365872 is an apocalyptic number.

It is an amenable number.

42365872 is a deficient number, since it is larger than the sum of its proper divisors (40066104).

42365872 is a wasteful number, since it uses less digits than its factorization.

42365872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11236 (or 11230 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 42365872 is about 6508.9071279286. The cubic root of 42365872 is about 348.6090975531.

The spelling of 42365872 in words is "forty-two million, three hundred sixty-five thousand, eight hundred seventy-two".