85863164 has 12 divisors (see below), whose sum is σ = 151408488. Its totient is φ = 42603600.

The previous prime is 85863133. The next prime is 85863181. The reversal of 85863164 is 46136858.

It is a congruent number.

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, 81407 + ... + 82454.

It is an arithmetic number, because the mean of its divisors is an integer number (12617374).

Almost surely, 2^85863164 is an apocalyptic number.

It is an amenable number.

85863164 is a deficient number, since it is larger than the sum of its proper divisors (65545324).

85863164 is a wasteful number, since it uses less digits than its factorization.

85863164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163996 (or 163994 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 85863164 is about 9266.2378557859. The cubic root of 85863164 is about 441.1662654657.

The spelling of 85863164 in words is "eighty-five million, eight hundred sixty-three thousand, one hundred sixty-four".