12637396 has 12 divisors (see below), whose sum is σ = 23077152. Its totient is φ = 6043928.

The previous prime is 12637381. The next prime is 12637397. The reversal of 12637396 is 69373621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12637397) 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, 68590 + ... + 68773.

It is an arithmetic number, because the mean of its divisors is an integer number (1923096).

Almost surely, 2^12637396 is an apocalyptic number.

It is an amenable number.

12637396 is a deficient number, since it is larger than the sum of its proper divisors (10439756).

12637396 is a wasteful number, since it uses less digits than its factorization.

12637396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137390 (or 137388 counting only the distinct ones).

The product of its digits is 40824, while the sum is 37.

The square root of 12637396 is about 3554.9115319513. The cubic root of 12637396 is about 232.9266594251.

The spelling of 12637396 in words is "twelve million, six hundred thirty-seven thousand, three hundred ninety-six".