12172796 has 12 divisors (see below), whose sum is σ = 22228752. Its totient is φ = 5821728.

The previous prime is 12172789. The next prime is 12172807. The reversal of 12172796 is 69727121.

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 3 ways as a sum of consecutive naturals, for example, 66065 + ... + 66248.

It is an arithmetic number, because the mean of its divisors is an integer number (1852396).

Almost surely, 2^12172796 is an apocalyptic number.

It is an amenable number.

12172796 is a deficient number, since it is larger than the sum of its proper divisors (10055956).

12172796 is a wasteful number, since it uses less digits than its factorization.

12172796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132340 (or 132338 counting only the distinct ones).

The product of its digits is 10584, while the sum is 35.

The square root of 12172796 is about 3488.9534247393. The cubic root of 12172796 is about 230.0365159414.

The spelling of 12172796 in words is "twelve million, one hundred seventy-two thousand, seven hundred ninety-six".