12057412 has 24 divisors (see below), whose sum is σ = 21823704. Its totient is φ = 5824512.

The previous prime is 12057407. The next prime is 12057431. The reversal of 12057412 is 21475021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4734976 + 7322436 = 2176^2 + 2706^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37878 + ... + 38194.

It is an arithmetic number, because the mean of its divisors is an integer number (909321).

Almost surely, 2^12057412 is an apocalyptic number.

It is an amenable number.

12057412 is a deficient number, since it is larger than the sum of its proper divisors (9766292).

12057412 is a wasteful number, since it uses less digits than its factorization.

12057412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 12057412 is about 3472.3784355971. The cubic root of 12057412 is about 229.3073807465.

The spelling of 12057412 in words is "twelve million, fifty-seven thousand, four hundred twelve".