42880564 has 12 divisors (see below), whose sum is σ = 77461888. Its totient is φ = 20748600.

The previous prime is 42880543. The next prime is 42880577. The reversal of 42880564 is 46508824.

It is a congruent number.

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, 172782 + ... + 173029.

Almost surely, 2^42880564 is an apocalyptic number.

It is an amenable number.

42880564 is a deficient number, since it is larger than the sum of its proper divisors (34581324).

42880564 is a wasteful number, since it uses less digits than its factorization.

42880564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345846 (or 345844 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 42880564 is about 6548.3252820855. The cubic root of 42880564 is about 350.0151394812.

The spelling of 42880564 in words is "forty-two million, eight hundred eighty thousand, five hundred sixty-four".