620980926 has 16 divisors (see below), whose sum is σ = 1254259728. Its totient is φ = 204944000.

The previous prime is 620980909. The next prime is 620980939. The reversal of 620980926 is 629089026.

620980926 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 in 7 ways as a sum of consecutive naturals, for example, 511755 + ... + 512966.

It is an arithmetic number, because the mean of its divisors is an integer number (78391233).

Almost surely, 2^620980926 is an apocalyptic number.

620980926 is an abundant number, since it is smaller than the sum of its proper divisors (633278802).

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

620980926 is a wasteful number, since it uses less digits than its factorization.

620980926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024827.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 620980926 is about 24919.4888791885. The cubic root of 620980926 is about 853.1513589355.

The spelling of 620980926 in words is "six hundred twenty million, nine hundred eighty thousand, nine hundred twenty-six".