164431364 has 12 divisors (see below), whose sum is σ = 287847504. Its totient is φ = 82189224.

The previous prime is 164431343. The next prime is 164431381. The reversal of 164431364 is 463134461.

It is a super-3 number, since 3×164431364³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164431364.

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, 15827 + ... + 24069.

It is an arithmetic number, because the mean of its divisors is an integer number (23987292).

Almost surely, 2^164431364 is an apocalyptic number.

It is an amenable number.

164431364 is a deficient number, since it is larger than the sum of its proper divisors (123416140).

164431364 is a wasteful number, since it uses less digits than its factorization.

164431364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13234 (or 13232 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 164431364 is about 12823.0793493607. The cubic root of 164431364 is about 547.8498576366.

The spelling of 164431364 in words is "one hundred sixty-four million, four hundred thirty-one thousand, three hundred sixty-four".