909364812 has 48 divisors (see below), whose sum is σ = 2155743072. Its totient is φ = 298316800.

The previous prime is 909364793. The next prime is 909364877. The reversal of 909364812 is 218463909.

It is a super-2 number, since 2×909364812² = 1653888722607590688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207508 + ... + 211844.

It is an arithmetic number, because the mean of its divisors is an integer number (44911314).

Almost surely, 2^909364812 is an apocalyptic number.

It is an amenable number.

909364812 is an abundant number, since it is smaller than the sum of its proper divisors (1246378260).

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

909364812 is a wasteful number, since it uses less digits than its factorization.

909364812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4618 (or 4616 counting only the distinct ones).

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

The square root of 909364812 is about 30155.6762815892. The cubic root of 909364812 is about 968.8265868996.

The spelling of 909364812 in words is "nine hundred nine million, three hundred sixty-four thousand, eight hundred twelve".