42512016 has 40 divisors (see below), whose sum is σ = 110421504. Its totient is φ = 14093440.

The previous prime is 42511991. The next prime is 42512023. The reversal of 42512016 is 61021524.

It is a junction number, because it is equal to n+sod(n) for n = 42511983 and 42512001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6850 + ... + 11486.

Almost surely, 2^42512016 is an apocalyptic number.

It is an amenable number.

42512016 is an abundant number, since it is smaller than the sum of its proper divisors (67909488).

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

42512016 is a wasteful number, since it uses less digits than its factorization.

42512016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4839 (or 4833 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 42512016 is about 6520.1239252026. The cubic root of 42512016 is about 349.0094878962.

The spelling of 42512016 in words is "forty-two million, five hundred twelve thousand, sixteen".