84976664 has 32 divisors (see below), whose sum is σ = 168652800. Its totient is φ = 40027680.

The previous prime is 84976621. The next prime is 84976667. The reversal of 84976664 is 46667948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84976667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27569 + ... + 30495.

It is an arithmetic number, because the mean of its divisors is an integer number (5270400).

Almost surely, 2^84976664 is an apocalyptic number.

It is an amenable number.

84976664 is a deficient number, since it is larger than the sum of its proper divisors (83676136).

84976664 is a wasteful number, since it uses less digits than its factorization.

84976664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143 (or 3139 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 50.

The square root of 84976664 is about 9218.2787981271. The cubic root of 84976664 is about 439.6427265067.

The spelling of 84976664 in words is "eighty-four million, nine hundred seventy-six thousand, six hundred sixty-four".