912872 has 16 divisors (see below), whose sum is σ = 1744740. Its totient is φ = 447616.

The previous prime is 912871. The next prime is 912911. The reversal of 912872 is 278219.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 894916 + 17956 = 946^2 + 134^2 .

It is not an unprimeable number, because it can be changed into a prime (912871) by changing a digit.

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, 653 + ... + 1500.

2⁹¹²⁸⁷² is an apocalyptic number.

It is an amenable number.

912872 is a deficient number, since it is larger than the sum of its proper divisors (831868).

912872 is a wasteful number, since it uses less digits than its factorization.

912872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212 (or 2208 counting only the distinct ones).

The product of its digits is 2016, while the sum is 29.

The square root of 912872 is about 955.4433525856. The cubic root of 912872 is about 97.0070494753.

The spelling of 912872 in words is "nine hundred twelve thousand, eight hundred seventy-two".