164459670 has 16 divisors (see below), whose sum is σ = 394703280. Its totient is φ = 43855904.

The previous prime is 164459663. The next prime is 164459693. The reversal of 164459670 is 76954461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2740965 + ... + 2741024.

It is an arithmetic number, because the mean of its divisors is an integer number (24668955).

Almost surely, 2^164459670 is an apocalyptic number.

164459670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164459670 is an abundant number, since it is smaller than the sum of its proper divisors (230243610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164459670 is a wasteful number, since it uses less digits than its factorization.

164459670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5481999.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 164459670 is about 12824.1830149137. The cubic root of 164459670 is about 547.8812923296.

The spelling of 164459670 in words is "one hundred sixty-four million, four hundred fifty-nine thousand, six hundred seventy".