620316804 has 12 divisors (see below), whose sum is σ = 1447405904. Its totient is φ = 206772264.

The previous prime is 620316799. The next prime is 620316811. The reversal of 620316804 is 408613026.

It is a tau number, because it is divible by the number of its divisors (12).

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, 25846522 + ... + 25846545.

Almost surely, 2^620316804 is an apocalyptic number.

It is an amenable number.

620316804 is an abundant number, since it is smaller than the sum of its proper divisors (827089100).

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

620316804 is a wasteful number, since it uses less digits than its factorization.

620316804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51693074 (or 51693072 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 620316804 is about 24906.1599609414. The cubic root of 620316804 is about 852.8471098195.

The spelling of 620316804 in words is "six hundred twenty million, three hundred sixteen thousand, eight hundred four".