12448172 has 12 divisors (see below), whose sum is σ = 23764776. Its totient is φ = 5658240.

The previous prime is 12448171. The next prime is 12448181. The reversal of 12448172 is 27184421.

It is a super-2 number, since 2×12448172² = 309913972283168, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12448171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141413 + ... + 141500.

It is an arithmetic number, because the mean of its divisors is an integer number (1980398).

Almost surely, 2^12448172 is an apocalyptic number.

It is an amenable number.

12448172 is a deficient number, since it is larger than the sum of its proper divisors (11316604).

12448172 is a wasteful number, since it uses less digits than its factorization.

12448172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282928 (or 282926 counting only the distinct ones).

The product of its digits is 3584, while the sum is 29.

The square root of 12448172 is about 3528.1967065344. The cubic root of 12448172 is about 231.7582449965.

The spelling of 12448172 in words is "twelve million, four hundred forty-eight thousand, one hundred seventy-two".