164223376 has 10 divisors (see below), whose sum is σ = 318182822. Its totient is φ = 82111680.

The previous prime is 164223361. The next prime is 164223401. The reversal of 164223376 is 673322461.

It can be written as a sum of positive squares in only one way, i.e., 129413376 + 34810000 = 11376^2 + 5900^2 .

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 as a sum of consecutive naturals, namely, 5131965 + ... + 5131996.

Almost surely, 2^164223376 is an apocalyptic number.

164223376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164223376 is a deficient number, since it is larger than the sum of its proper divisors (153959446).

164223376 is a wasteful number, since it uses less digits than its factorization.

164223376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10263969 (or 10263963 counting only the distinct ones).

The product of its digits is 36288, while the sum is 34.

The square root of 164223376 is about 12814.9668747133. The cubic root of 164223376 is about 547.6187697824.

The spelling of 164223376 in words is "one hundred sixty-four million, two hundred twenty-three thousand, three hundred seventy-six".