164264290 has 16 divisors (see below), whose sum is σ = 295998912. Its totient is φ = 65633904.

The previous prime is 164264281. The next prime is 164264311. The reversal of 164264290 is 92462461.

164264290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1177 + ... + 18163.

It is an arithmetic number, because the mean of its divisors is an integer number (18499932).

Almost surely, 2^164264290 is an apocalyptic number.

164264290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164264290 is a deficient number, since it is larger than the sum of its proper divisors (131734622).

164264290 is a wasteful number, since it uses less digits than its factorization.

164264290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17961.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 164264290 is about 12816.5631118487. The cubic root of 164264290 is about 547.6642432396.

The spelling of 164264290 in words is "one hundred sixty-four million, two hundred sixty-four thousand, two hundred ninety".