912813552 has 120 divisors (see below), whose sum is σ = 2979298400. Its totient is φ = 260789760.

The previous prime is 912813527. The next prime is 912813593. The reversal of 912813552 is 255318219.

912813552 is a `hidden beast` number, since 91 + 2 + 8 + 13 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40152 + ... + 58632.

Almost surely, 2^912813552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 912813552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1489649200).

912813552 is an abundant number, since it is smaller than the sum of its proper divisors (2066484848).

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

912813552 is a wasteful number, since it uses less digits than its factorization.

912813552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18516 (or 18493 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 912813552 is about 30212.8044378538. The cubic root of 912813552 is about 970.0497909043.

The spelling of 912813552 in words is "nine hundred twelve million, eight hundred thirteen thousand, five hundred fifty-two".