42912976 has 10 divisors (see below), whose sum is σ = 83143922. Its totient is φ = 21456480.

The previous prime is 42912941. The next prime is 42912983. The reversal of 42912976 is 67921924.

It can be written as a sum of positive squares in only one way, i.e., 42771600 + 141376 = 6540^2 + 376^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1341015 + ... + 1341046.

Almost surely, 2^42912976 is an apocalyptic number.

It is an amenable number.

42912976 is a deficient number, since it is larger than the sum of its proper divisors (40230946).

42912976 is a wasteful number, since it uses less digits than its factorization.

42912976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682069 (or 2682063 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 42912976 is about 6550.7996458448. The cubic root of 42912976 is about 350.1033055599.

The spelling of 42912976 in words is "forty-two million, nine hundred twelve thousand, nine hundred seventy-six".