2556412 has 12 divisors (see below), whose sum is σ = 4709320. Its totient is φ = 1210896.

The previous prime is 2556403. The next prime is 2556419. The reversal of 2556412 is 2146552.

2556412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16743 + ... + 16894.

2^2556412 is an apocalyptic number.

It is an amenable number.

2556412 is a deficient number, since it is larger than the sum of its proper divisors (2152908).

2556412 is a wasteful number, since it uses less digits than its factorization.

2556412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33660 (or 33658 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 2556412 is about 1598.8783568490. The cubic root of 2556412 is about 136.7341355017.

The spelling of 2556412 in words is "two million, five hundred fifty-six thousand, four hundred twelve".