164465500 has 24 divisors (see below), whose sum is σ = 359193744. Its totient is φ = 65786000.

The previous prime is 164465489. The next prime is 164465513. The reversal of 164465500 is 5564461.

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, 163966 + ... + 164965.

It is an arithmetic number, because the mean of its divisors is an integer number (14966406).

Almost surely, 2^164465500 is an apocalyptic number.

164465500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164465500 is an abundant number, since it is smaller than the sum of its proper divisors (194728244).

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

164465500 is a wasteful number, since it uses less digits than its factorization.

164465500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328950 (or 328938 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 164465500 is about 12824.4103178275. The cubic root of 164465500 is about 547.8877662779.

The spelling of 164465500 in words is "one hundred sixty-four million, four hundred sixty-five thousand, five hundred".