12576172 has 12 divisors (see below), whose sum is σ = 25152400. Its totient is φ = 5389776.

The previous prime is 12576163. The next prime is 12576191. The reversal of 12576172 is 27167521.

12576172 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224547 + ... + 224602.

Almost surely, 2^12576172 is an apocalyptic number.

It is an amenable number.

12576172 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12576172 is a wasteful number, since it uses less digits than its factorization.

12576172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449160 (or 449158 counting only the distinct ones).

The product of its digits is 5880, while the sum is 31.

The square root of 12576172 is about 3546.2898922677. The cubic root of 12576172 is about 232.5498994913.

The spelling of 12576172 in words is "twelve million, five hundred seventy-six thousand, one hundred seventy-two".