12637628 has 12 divisors (see below), whose sum is σ = 22152312. Its totient is φ = 6308400.

The previous prime is 12637621. The next prime is 12637631. The reversal of 12637628 is 82673621.

It is a happy number.

12637628 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 (12637621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551 + ... + 5057.

It is an arithmetic number, because the mean of its divisors is an integer number (1846026).

Almost surely, 2^12637628 is an apocalyptic number.

It is an amenable number.

12637628 is a deficient number, since it is larger than the sum of its proper divisors (9514684).

12637628 is a wasteful number, since it uses less digits than its factorization.

12637628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5212 (or 5210 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 12637628 is about 3554.9441627120. The cubic root of 12637628 is about 232.9280847887.

The spelling of 12637628 in words is "twelve million, six hundred thirty-seven thousand, six hundred twenty-eight".