911399964 has 24 divisors (see below), whose sum is σ = 2176056960. Its totient is φ = 296734704.

The previous prime is 911399959. The next prime is 911399977. The reversal of 911399964 is 469993119.

911399964 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, 882624 + ... + 883655.

It is an arithmetic number, because the mean of its divisors is an integer number (90669040).

Almost surely, 2^911399964 is an apocalyptic number.

It is an amenable number.

911399964 is an abundant number, since it is smaller than the sum of its proper divisors (1264656996).

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

911399964 is a wasteful number, since it uses less digits than its factorization.

911399964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766329 (or 1766327 counting only the distinct ones).

The product of its digits is 472392, while the sum is 51.

The square root of 911399964 is about 30189.4015177512. The cubic root of 911399964 is about 969.5487907484.

The spelling of 911399964 in words is "nine hundred eleven million, three hundred ninety-nine thousand, nine hundred sixty-four".