12292056 has 96 divisors (see below), whose sum is σ = 39405600. Its totient is φ = 3390912.

The previous prime is 12292019. The next prime is 12292067. The reversal of 12292056 is 65029221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 423850 + ... + 423878.

It is an arithmetic number, because the mean of its divisors is an integer number (410475).

Almost surely, 2^12292056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12292056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19702800).

12292056 is an abundant number, since it is smaller than the sum of its proper divisors (27113544).

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

12292056 is an equidigital number, since it uses as much as digits as its factorization.

12292056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 12292056 is about 3506.0028522521. The cubic root of 12292056 is about 230.7853180580.

The spelling of 12292056 in words is "twelve million, two hundred ninety-two thousand, fifty-six".