164479928 has 8 divisors (see below), whose sum is σ = 308399880. Its totient is φ = 82239960.

The previous prime is 164479919. The next prime is 164479933. The reversal of 164479928 is 829974461.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10279988 + ... + 10280003.

It is an arithmetic number, because the mean of its divisors is an integer number (38549985).

Almost surely, 2^164479928 is an apocalyptic number.

It is an amenable number.

164479928 is a deficient number, since it is larger than the sum of its proper divisors (143919952).

164479928 is a wasteful number, since it uses less digits than its factorization.

164479928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20559997 (or 20559993 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 164479928 is about 12824.9728264819. The cubic root of 164479928 is about 547.9037872540.

The spelling of 164479928 in words is "one hundred sixty-four million, four hundred seventy-nine thousand, nine hundred twenty-eight".