164149376 has 16 divisors (see below), whose sum is σ = 327016590. Its totient is φ = 82074624.

The previous prime is 164149357. The next prime is 164149421. The reversal of 164149376 is 673941461.

It can be written as a sum of positive squares in only one way, i.e., 137358400 + 26790976 = 11720^2 + 5176^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641081 + ... + 641336.

Almost surely, 2^164149376 is an apocalyptic number.

164149376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164149376 is a deficient number, since it is larger than the sum of its proper divisors (162867214).

164149376 is an equidigital number, since it uses as much as digits as its factorization.

164149376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282431 (or 1282419 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 164149376 is about 12812.0793004102. The cubic root of 164149376 is about 547.5365040331.

The spelling of 164149376 in words is "one hundred sixty-four million, one hundred forty-nine thousand, three hundred seventy-six".