164390192 has 10 divisors (see below), whose sum is σ = 318506028. Its totient is φ = 82195088.

The previous prime is 164390167. The next prime is 164390201. The reversal of 164390192 is 291093461.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5137178 + ... + 5137209.

Almost surely, 2^164390192 is an apocalyptic number.

It is an amenable number.

164390192 is a deficient number, since it is larger than the sum of its proper divisors (154115836).

164390192 is a wasteful number, since it uses less digits than its factorization.

164390192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10274395 (or 10274389 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 164390192 is about 12821.4738622360. The cubic root of 164390192 is about 547.8041284103.

The spelling of 164390192 in words is "one hundred sixty-four million, three hundred ninety thousand, one hundred ninety-two".