12058172 has 12 divisors (see below), whose sum is σ = 24116400. Its totient is φ = 5167776.

The previous prime is 12058169. The next prime is 12058177. The reversal of 12058172 is 27185021.

12058172 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12058177) by changing a digit.

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, 215297 + ... + 215352.

It is an arithmetic number, because the mean of its divisors is an integer number (2009700).

Almost surely, 2^12058172 is an apocalyptic number.

It is an amenable number.

12058172 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.

12058172 is a wasteful number, since it uses less digits than its factorization.

12058172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430660 (or 430658 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 12058172 is about 3472.4878689493. The cubic root of 12058172 is about 229.3121985286.

The spelling of 12058172 in words is "twelve million, fifty-eight thousand, one hundred seventy-two".