85634272 has 24 divisors (see below), whose sum is σ = 168899472. Its totient is φ = 42739200.

The previous prime is 85634249. The next prime is 85634279. The reversal of 85634272 is 27243658.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85634279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18072 + ... + 22312.

It is an arithmetic number, because the mean of its divisors is an integer number (7037478).

Almost surely, 2^85634272 is an apocalyptic number.

It is an amenable number.

85634272 is a deficient number, since it is larger than the sum of its proper divisors (83265200).

85634272 is a wasteful number, since it uses less digits than its factorization.

85634272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4882 (or 4874 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 85634272 is about 9253.8787543386. The cubic root of 85634272 is about 440.7738997263.

The spelling of 85634272 in words is "eighty-five million, six hundred thirty-four thousand, two hundred seventy-two".