164397004 has 12 divisors (see below), whose sum is σ = 304618104. Its totient is φ = 77363264.

The previous prime is 164396963. The next prime is 164397011. The reversal of 164397004 is 400793461.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208734 + ... + 1208869.

It is an arithmetic number, because the mean of its divisors is an integer number (25384842).

Almost surely, 2^164397004 is an apocalyptic number.

It is an amenable number.

164397004 is a deficient number, since it is larger than the sum of its proper divisors (140221100).

164397004 is a wasteful number, since it uses less digits than its factorization.

164397004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417624 (or 2417622 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 164397004 is about 12821.7395075707. The cubic root of 164397004 is about 547.8116949407.

The spelling of 164397004 in words is "one hundred sixty-four million, three hundred ninety-seven thousand, four".