872590032 has 30 divisors (see below), whose sum is σ = 2442040562. Its totient is φ = 290863296.

The previous prime is 872590021. The next prime is 872590133. The reversal of 872590032 is 230095278.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 488586816 + 384003216 = 22104^2 + 19596^2 .

It is a super-2 number, since 2×872590032² = 1522826727891522048, which contains 22 as substring.

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

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3029683 + ... + 3029970.

Almost surely, 2^872590032 is an apocalyptic number.

It is an amenable number.

872590032 is an abundant number, since it is smaller than the sum of its proper divisors (1569450530).

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

872590032 is a wasteful number, since it uses less digits than its factorization.

872590032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059667 (or 6059658 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 872590032 is about 29539.6349334246. The cubic root of 872590032 is about 955.5866691229.

The spelling of 872590032 in words is "eight hundred seventy-two million, five hundred ninety thousand, thirty-two".