7990464 has 28 divisors (see below), whose sum is σ = 21141944. Its totient is φ = 2663424.

The previous prime is 7990441. The next prime is 7990471. The reversal of 7990464 is 4640997.

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, 20617 + ... + 21000.

Almost surely, 2^7990464 is an apocalyptic number.

It is an amenable number.

7990464 is an abundant number, since it is smaller than the sum of its proper divisors (13151480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7990464 is a wasteful number, since it uses less digits than its factorization.

7990464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41632 (or 41622 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 7990464 is about 2826.7408795289. The cubic root of 7990464 is about 199.9205017377.

The spelling of 7990464 in words is "seven million, nine hundred ninety thousand, four hundred sixty-four".