42517892 has 24 divisors (see below), whose sum is σ = 79301376. Its totient is φ = 19899968.

The previous prime is 42517883. The next prime is 42517907. The reversal of 42517892 is 29871524.

It is a super-2 number, since 2×42517892² = 3615542280247328, which contains 22 as substring.

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, 593 + ... + 9240.

It is an arithmetic number, because the mean of its divisors is an integer number (3304224).

Almost surely, 2^42517892 is an apocalyptic number.

It is an amenable number.

42517892 is a deficient number, since it is larger than the sum of its proper divisors (36783484).

42517892 is a wasteful number, since it uses less digits than its factorization.

42517892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9907 (or 9905 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 42517892 is about 6520.5745145654. The cubic root of 42517892 is about 349.0255671562.

The spelling of 42517892 in words is "forty-two million, five hundred seventeen thousand, eight hundred ninety-two".