85631376 has 40 divisors (see below), whose sum is σ = 221862784. Its totient is φ = 28460160.

The previous prime is 85631353. The next prime is 85631389. The reversal of 85631376 is 67313658.

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, 15186 + ... + 20046.

Almost surely, 2^85631376 is an apocalyptic number.

It is an amenable number.

85631376 is an abundant number, since it is smaller than the sum of its proper divisors (136231408).

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

85631376 is a wasteful number, since it uses less digits than its factorization.

85631376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5239 (or 5233 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 85631376 is about 9253.7222780890. The cubic root of 85631376 is about 440.7689309384.

The spelling of 85631376 in words is "eighty-five million, six hundred thirty-one thousand, three hundred seventy-six".