164505328 has 40 divisors (see below), whose sum is σ = 363445488. Its totient is φ = 71457792.

The previous prime is 164505283. The next prime is 164505347. The reversal of 164505328 is 823505461.

164505328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 164505293 and 164505302.

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, 19726 + ... + 26797.

Almost surely, 2^164505328 is an apocalyptic number.

It is an amenable number.

164505328 is an abundant number, since it is smaller than the sum of its proper divisors (198940160).

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

164505328 is a wasteful number, since it uses less digits than its factorization.

164505328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46561 (or 46555 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 164505328 is about 12825.9630437640. The cubic root of 164505328 is about 547.9319893575.

The spelling of 164505328 in words is "one hundred sixty-four million, five hundred five thousand, three hundred twenty-eight".