164817056 has 24 divisors (see below), whose sum is σ = 324817920. Its totient is φ = 82323648.

The previous prime is 164817043. The next prime is 164817067. The reversal of 164817056 is 650718461.

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, 38915 + ... + 42941.

It is an arithmetic number, because the mean of its divisors is an integer number (13534080).

Almost surely, 2^164817056 is an apocalyptic number.

164817056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164817056 is a deficient number, since it is larger than the sum of its proper divisors (160000864).

164817056 is a wasteful number, since it uses less digits than its factorization.

164817056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5316 (or 5308 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 164817056 is about 12838.1095181495. The cubic root of 164817056 is about 548.2778706930.

The spelling of 164817056 in words is "one hundred sixty-four million, eight hundred seventeen thousand, fifty-six".