42816976 has 20 divisors (see below), whose sum is σ = 84128544. Its totient is φ = 21106400.

The previous prime is 42816959. The next prime is 42816989. The reversal of 42816976 is 67961824.

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, 17710 + ... + 19981.

Almost surely, 2^42816976 is an apocalyptic number.

It is an amenable number.

42816976 is a deficient number, since it is larger than the sum of its proper divisors (41311568).

42816976 is a wasteful number, since it uses less digits than its factorization.

42816976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37770 (or 37764 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 42816976 is about 6543.4681935500. The cubic root of 42816976 is about 349.8420402860.

The spelling of 42816976 in words is "forty-two million, eight hundred sixteen thousand, nine hundred seventy-six".