912880 has 20 divisors (see below), whose sum is σ = 2122632. Its totient is φ = 365120.

The previous prime is 912871. The next prime is 912911. The reversal of 912880 is 88219.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

912880 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5626 + ... + 5785.

2⁹¹²⁸⁸⁰ is an apocalyptic number.

It is an amenable number.

912880 is an abundant number, since it is smaller than the sum of its proper divisors (1209752).

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

912880 is a wasteful number, since it uses less digits than its factorization.

912880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11424 (or 11418 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 912880 is about 955.4475391145. The cubic root of 912880 is about 97.0073328498.

The spelling of 912880 in words is "nine hundred twelve thousand, eight hundred eighty".