872599068 has 60 divisors (see below), whose sum is σ = 2488533432. Its totient is φ = 264422880.

The previous prime is 872599061. The next prime is 872599109. The reversal of 872599068 is 860995278.

It is a happy number.

It is a super-2 number, since 2×872599068² = 1522858266948937248, which contains 22 as substring.

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 (872599061) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 118855 + ... + 125982.

Almost surely, 2^872599068 is an apocalyptic number.

It is an amenable number.

872599068 is an abundant number, since it is smaller than the sum of its proper divisors (1615934364).

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

872599068 is a wasteful number, since it uses less digits than its factorization.

872599068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244864 (or 244853 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The square root of 872599068 is about 29539.7878800779. The cubic root of 872599068 is about 955.5899675987.

The spelling of 872599068 in words is "eight hundred seventy-two million, five hundred ninety-nine thousand, sixty-eight".