620304604 has 6 divisors (see below), whose sum is σ = 1085533064. Its totient is φ = 310152300.

The previous prime is 620304599. The next prime is 620304613. The reversal of 620304604 is 406403026.

620304604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 77538072 + ... + 77538079.

Almost surely, 2^620304604 is an apocalyptic number.

It is an amenable number.

620304604 is a deficient number, since it is larger than the sum of its proper divisors (465228460).

620304604 is a wasteful number, since it uses less digits than its factorization.

620304604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155076155 (or 155076153 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 620304604 is about 24905.9150404076. The cubic root of 620304604 is about 852.8415186963.

The spelling of 620304604 in words is "six hundred twenty million, three hundred four thousand, six hundred four".