164604622 has 48 divisors (see below), whose sum is σ = 316008000. Its totient is φ = 63709632.

The previous prime is 164604613. The next prime is 164604653. The reversal of 164604622 is 226406461.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 58504 + ... + 61252.

It is an arithmetic number, because the mean of its divisors is an integer number (6583500).

Almost surely, 2^164604622 is an apocalyptic number.

164604622 is a deficient number, since it is larger than the sum of its proper divisors (151403378).

164604622 is a wasteful number, since it uses less digits than its factorization.

164604622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2825 (or 2818 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 164604622 is about 12829.8332802886. The cubic root of 164604622 is about 548.0422095287.

The spelling of 164604622 in words is "one hundred sixty-four million, six hundred four thousand, six hundred twenty-two".