164633900 has 36 divisors (see below), whose sum is σ = 364007952. Its totient is φ = 64608960.

The previous prime is 164633897. The next prime is 164633921. The reversal of 164633900 is 9336461.

It is a happy number.

164633900 is digitally balanced in base 3, 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 11 ways as a sum of consecutive naturals, for example, 10232 + ... + 20831.

It is an arithmetic number, because the mean of its divisors is an integer number (10111332).

Almost surely, 2^164633900 is an apocalyptic number.

164633900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164633900 is an abundant number, since it is smaller than the sum of its proper divisors (199374052).

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

164633900 is a wasteful number, since it uses less digits than its factorization.

164633900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31130 (or 31123 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 164633900 is about 12830.9742420441. The cubic root of 164633900 is about 548.0747007762.

The spelling of 164633900 in words is "one hundred sixty-four million, six hundred thirty-three thousand, nine hundred".