860731404 has 24 divisors (see below), whose sum is σ = 2162863920. Its totient is φ = 264840384.

The previous prime is 860731373. The next prime is 860731427. The reversal of 860731404 is 404137068.

It is a super-2 number, since 2×860731404² = 1481717099663622432, which contains 22 as substring.

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, 2758599 + ... + 2758910.

It is an arithmetic number, because the mean of its divisors is an integer number (90119330).

Almost surely, 2^860731404 is an apocalyptic number.

It is an amenable number.

860731404 is an abundant number, since it is smaller than the sum of its proper divisors (1302132516).

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

860731404 is a wasteful number, since it uses less digits than its factorization.

860731404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517529 (or 5517527 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 860731404 is about 29338.2242816432. The cubic root of 860731404 is about 951.2380549139.

The spelling of 860731404 in words is "eight hundred sixty million, seven hundred thirty-one thousand, four hundred four".