85617004 has 24 divisors (see below), whose sum is σ = 163731456. Its totient is φ = 38850000.

The previous prime is 85616989. The next prime is 85617011. The reversal of 85617004 is 40071658.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31749 + ... + 34339.

It is an arithmetic number, because the mean of its divisors is an integer number (6822144).

Almost surely, 2^85617004 is an apocalyptic number.

It is an amenable number.

85617004 is a deficient number, since it is larger than the sum of its proper divisors (78114452).

85617004 is a wasteful number, since it uses less digits than its factorization.

85617004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357 (or 3355 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 85617004 is about 9252.9456931293. The cubic root of 85617004 is about 440.7442706414.

The spelling of 85617004 in words is "eighty-five million, six hundred seventeen thousand, four".