42965768 has 8 divisors (see below), whose sum is σ = 80560830. Its totient is φ = 21482880.

The previous prime is 42965731. The next prime is 42965801. The reversal of 42965768 is 86756924.

It can be written as a sum of positive squares in only one way, i.e., 30448324 + 12517444 = 5518^2 + 3538^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2685353 + ... + 2685368.

Almost surely, 2^42965768 is an apocalyptic number.

It is an amenable number.

42965768 is a deficient number, since it is larger than the sum of its proper divisors (37595062).

42965768 is a wasteful number, since it uses less digits than its factorization.

42965768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370727 (or 5370723 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The square root of 42965768 is about 6554.8278390817. The cubic root of 42965768 is about 350.2468136657.

The spelling of 42965768 in words is "forty-two million, nine hundred sixty-five thousand, seven hundred sixty-eight".