164127232 has 20 divisors (see below), whose sum is σ = 327934926. Its totient is φ = 82063360.

The previous prime is 164127199. The next prime is 164127251. The reversal of 164127232 is 232721461.

It can be written as a sum of positive squares in only one way, i.e., 148254976 + 15872256 = 12176^2 + 3984^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 164127232.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159769 + ... + 160792.

Almost surely, 2^164127232 is an apocalyptic number.

It is an amenable number.

164127232 is a deficient number, since it is larger than the sum of its proper divisors (163807694).

164127232 is an frugal number, since it uses more digits than its factorization.

164127232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320579 (or 320563 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 164127232 is about 12811.2150867902. The cubic root of 164127232 is about 547.5118817574.

Adding to 164127232 its reverse (232721461), we get a palindrome (396848693).

The spelling of 164127232 in words is "one hundred sixty-four million, one hundred twenty-seven thousand, two hundred thirty-two".