620463312 has 60 divisors (see below), whose sum is σ = 1984500960. Its totient is φ = 177274944.

The previous prime is 620463247. The next prime is 620463329. The reversal of 620463312 is 213364026.

620463312 is a `hidden beast` number, since 6 + 20 + 4 + 633 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306762 + ... + 308777.

It is an arithmetic number, because the mean of its divisors is an integer number (33075016).

Almost surely, 2^620463312 is an apocalyptic number.

It is an amenable number.

620463312 is an abundant number, since it is smaller than the sum of its proper divisors (1364037648).

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

620463312 is a wasteful number, since it uses less digits than its factorization.

620463312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615560 (or 615551 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 620463312 is about 24909.1009873901. The cubic root of 620463312 is about 852.9142470672.

The spelling of 620463312 in words is "six hundred twenty million, four hundred sixty-three thousand, three hundred twelve".