861526232 has 24 divisors (see below), whose sum is σ = 1879095060. Its totient is φ = 369225360.

The previous prime is 861526223. The next prime is 861526243. The reversal of 861526232 is 232625168.

It is a junction number, because it is equal to n+sod(n) for n = 861526192 and 861526201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1098494 + ... + 1099277.

Almost surely, 2^861526232 is an apocalyptic number.

It is an amenable number.

861526232 is an abundant number, since it is smaller than the sum of its proper divisors (1017568828).

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

861526232 is a wasteful number, since it uses less digits than its factorization.

861526232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197791 (or 2197780 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 861526232 is about 29351.7671018288. The cubic root of 861526232 is about 951.5307664496.

The spelling of 861526232 in words is "eight hundred sixty-one million, five hundred twenty-six thousand, two hundred thirty-two".