872436620 has 36 divisors (see below), whose sum is σ = 2013820032. Its totient is φ = 317248800.

The previous prime is 872436613. The next prime is 872436641. The reversal of 872436620 is 26634278.

It is a super-2 number, since 2×872436620² = 1522291311834048800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177836 + ... + 182675.

Almost surely, 2^872436620 is an apocalyptic number.

It is an amenable number.

872436620 is an abundant number, since it is smaller than the sum of its proper divisors (1141383412).

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

872436620 is a wasteful number, since it uses less digits than its factorization.

872436620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360542 (or 360529 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 872436620 is about 29537.0381047254. The cubic root of 872436620 is about 955.5306645661.

The spelling of 872436620 in words is "eight hundred seventy-two million, four hundred thirty-six thousand, six hundred twenty".