872032426 has 16 divisors (see below), whose sum is σ = 1334507400. Its totient is φ = 427218688.

The previous prime is 872032411. The next prime is 872032439. The reversal of 872032426 is 624230278.

It can be written as a sum of positive squares in 4 ways, for example, as 837234225 + 34798201 = 28935^2 + 5899^2 .

It is a junction number, because it is equal to n+sod(n) for n = 872032391 and 872032400.

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, 80670 + ... + 90838.

Almost surely, 2^872032426 is an apocalyptic number.

872032426 is a deficient number, since it is larger than the sum of its proper divisors (462474974).

872032426 is a wasteful number, since it uses less digits than its factorization.

872032426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11033.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 872032426 is about 29530.1951568221. The cubic root of 872032426 is about 955.3830781350.

The spelling of 872032426 in words is "eight hundred seventy-two million, thirty-two thousand, four hundred twenty-six".