164979590 has 8 divisors (see below), whose sum is σ = 296963280. Its totient is φ = 65991832.

The previous prime is 164979587. The next prime is 164979623. The reversal of 164979590 is 95979461.

164979590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 8248970 + ... + 8248989.

It is an arithmetic number, because the mean of its divisors is an integer number (37120410).

Almost surely, 2^164979590 is an apocalyptic number.

164979590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164979590 is a deficient number, since it is larger than the sum of its proper divisors (131983690).

164979590 is a wasteful number, since it uses less digits than its factorization.

164979590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16497966.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 164979590 is about 12844.4380959231. The cubic root of 164979590 is about 548.4580391791.

The spelling of 164979590 in words is "one hundred sixty-four million, nine hundred seventy-nine thousand, five hundred ninety".