85117204 has 48 divisors (see below), whose sum is σ = 163739520. Its totient is φ = 38586240.

The previous prime is 85117187. The next prime is 85117223. The reversal of 85117204 is 40271158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162487 + ... + 163009.

It is an arithmetic number, because the mean of its divisors is an integer number (3411240).

Almost surely, 2^85117204 is an apocalyptic number.

It is an amenable number.

85117204 is a deficient number, since it is larger than the sum of its proper divisors (78622316).

85117204 is a wasteful number, since it uses less digits than its factorization.

85117204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 85117204 is about 9225.8985470251. The cubic root of 85117204 is about 439.8849630394.

The spelling of 85117204 in words is "eighty-five million, one hundred seventeen thousand, two hundred four".