620992304 has 10 divisors (see below), whose sum is σ = 1203172620. Its totient is φ = 310496144.

The previous prime is 620992301. The next prime is 620992327. The reversal of 620992304 is 403299026.

It is not an unprimeable number, because it can be changed into a prime (620992301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19405994 + ... + 19406025.

It is an arithmetic number, because the mean of its divisors is an integer number (120317262).

Almost surely, 2^620992304 is an apocalyptic number.

It is an amenable number.

620992304 is a deficient number, since it is larger than the sum of its proper divisors (582180316).

620992304 is a wasteful number, since it uses less digits than its factorization.

620992304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38812027 (or 38812021 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 620992304 is about 24919.7171733549. The cubic root of 620992304 is about 853.1565695608.

The spelling of 620992304 in words is "six hundred twenty million, nine hundred ninety-two thousand, three hundred four".