12056628 has 24 divisors (see below), whose sum is σ = 28732032. Its totient is φ = 3933184.

The previous prime is 12056617. The next prime is 12056647. The reversal of 12056628 is 82665021.

It is a junction number, because it is equal to n+sod(n) for n = 12056595 and 12056604.

It is a congruent number.

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, 10125 + ... + 11252.

It is an arithmetic number, because the mean of its divisors is an integer number (1197168).

Almost surely, 2^12056628 is an apocalyptic number.

It is an amenable number.

12056628 is an abundant number, since it is smaller than the sum of its proper divisors (16675404).

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

12056628 is a wasteful number, since it uses less digits than its factorization.

12056628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21431 (or 21429 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 12056628 is about 3472.2655428409. The cubic root of 12056628 is about 229.3024106119.

The spelling of 12056628 in words is "twelve million, fifty-six thousand, six hundred twenty-eight".