170157164 has 12 divisors (see below), whose sum is σ = 298200000. Its totient is φ = 84957168.

The previous prime is 170157161. The next prime is 170157187. The reversal of 170157164 is 461751071.

It is a self number, because there is not a number n which added to its sum of digits gives 170157164.

It is not an unprimeable number, because it can be changed into a prime (170157161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27164 + ... + 32835.

It is an arithmetic number, because the mean of its divisors is an integer number (24850000).

Almost surely, 2^170157164 is an apocalyptic number.

It is an amenable number.

170157164 is a deficient number, since it is larger than the sum of its proper divisors (128042836).

170157164 is a wasteful number, since it uses less digits than its factorization.

170157164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60712 (or 60710 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 170157164 is about 13044.4303823509. The cubic root of 170157164 is about 554.1364858106.

The spelling of 170157164 in words is "one hundred seventy million, one hundred fifty-seven thousand, one hundred sixty-four".