872064530 has 16 divisors (see below), whose sum is σ = 1570195584. Its totient is φ = 348719280.

The previous prime is 872064509. The next prime is 872064587. The reversal of 872064530 is 35460278.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26825 + ... + 49635.

It is an arithmetic number, because the mean of its divisors is an integer number (98137224).

Almost surely, 2^872064530 is an apocalyptic number.

872064530 is a deficient number, since it is larger than the sum of its proper divisors (698131054).

872064530 is a wasteful number, since it uses less digits than its factorization.

872064530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26641.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 872064530 is about 29530.7387310240. The cubic root of 872064530 is about 955.3948021799.

The spelling of 872064530 in words is "eight hundred seventy-two million, sixty-four thousand, five hundred thirty".