164327976 has 24 divisors (see below), whose sum is σ = 445055130. Its totient is φ = 54775968.

The previous prime is 164327963. The next prime is 164327981. The reversal of 164327976 is 679723461.

It can be written as a sum of positive squares in only one way, i.e., 154405476 + 9922500 = 12426^2 + 3150^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1141095 + ... + 1141238.

Almost surely, 2^164327976 is an apocalyptic number.

It is an amenable number.

164327976 is an abundant number, since it is smaller than the sum of its proper divisors (280727154).

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

164327976 is a wasteful number, since it uses less digits than its factorization.

164327976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282345 (or 2282338 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 164327976 is about 12819.0473905045. The cubic root of 164327976 is about 547.7350113869.

The spelling of 164327976 in words is "one hundred sixty-four million, three hundred twenty-seven thousand, nine hundred seventy-six".