872944992 has 48 divisors (see below), whose sum is σ = 2546092080. Its totient is φ = 290981376.

The previous prime is 872944973. The next prime is 872944993. The reversal of 872944992 is 299449278.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872944993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504313 + ... + 506040.

It is an arithmetic number, because the mean of its divisors is an integer number (53043585).

Almost surely, 2^872944992 is an apocalyptic number.

It is an amenable number.

872944992 is an abundant number, since it is smaller than the sum of its proper divisors (1673147088).

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

872944992 is a wasteful number, since it uses less digits than its factorization.

872944992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010372 (or 1010358 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 872944992 is about 29545.6425213601. The cubic root of 872944992 is about 955.7162255960.

The spelling of 872944992 in words is "eight hundred seventy-two million, nine hundred forty-four thousand, nine hundred ninety-two".