85633252 has 12 divisors (see below), whose sum is σ = 149926140. Its totient is φ = 42797216.

The previous prime is 85633217. The next prime is 85633279. The reversal of 85633252 is 25233658.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 68790436 + 16842816 = 8294^2 + 4104^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10398 + ... + 16714.

It is an arithmetic number, because the mean of its divisors is an integer number (12493845).

Almost surely, 2^85633252 is an apocalyptic number.

It is an amenable number.

85633252 is a deficient number, since it is larger than the sum of its proper divisors (64292888).

85633252 is a wasteful number, since it uses less digits than its factorization.

85633252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9710 (or 9708 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 85633252 is about 9253.8236421492. The cubic root of 85633252 is about 440.7721496826.

The spelling of 85633252 in words is "eighty-five million, six hundred thirty-three thousand, two hundred fifty-two".