872730744 has 64 divisors (see below), whose sum is σ = 2221478400. Its totient is φ = 285652224.

The previous prime is 872730739. The next prime is 872730757. The reversal of 872730744 is 447037278.

It is a junction number, because it is equal to n+sod(n) for n = 872730696 and 872730705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657009 + ... + 658335.

It is an arithmetic number, because the mean of its divisors is an integer number (34710600).

Almost surely, 2^872730744 is an apocalyptic number.

It is an amenable number.

872730744 is an abundant number, since it is smaller than the sum of its proper divisors (1348747656).

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

872730744 is a wasteful number, since it uses less digits than its factorization.

872730744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812 (or 1808 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 42.

The square root of 872730744 is about 29542.0165865501. The cubic root of 872730744 is about 955.6380316488.

The spelling of 872730744 in words is "eight hundred seventy-two million, seven hundred thirty thousand, seven hundred forty-four".