12268628 has 18 divisors (see below), whose sum is σ = 22809486. Its totient is φ = 5772928.

The previous prime is 12268601. The next prime is 12268643. The reversal of 12268628 is 82686221.

12268628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 9351364 + 2917264 = 3058^2 + 1708^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4151 + ... + 6462.

Almost surely, 2^12268628 is an apocalyptic number.

It is an amenable number.

12268628 is a deficient number, since it is larger than the sum of its proper divisors (10540858).

12268628 is a wasteful number, since it uses less digits than its factorization.

12268628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10651 (or 10632 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 12268628 is about 3502.6601319569. The cubic root of 12268628 is about 230.6386033256.

The spelling of 12268628 in words is "twelve million, two hundred sixty-eight thousand, six hundred twenty-eight".