12635960 has 16 divisors (see below), whose sum is σ = 28431000. Its totient is φ = 5054368.

The previous prime is 12635939. The next prime is 12635963. The reversal of 12635960 is 6953621.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12635963) 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, 157910 + ... + 157989.

Almost surely, 2^12635960 is an apocalyptic number.

12635960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12635960 is an abundant number, since it is smaller than the sum of its proper divisors (15795040).

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

12635960 is a wasteful number, since it uses less digits than its factorization.

12635960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315910 (or 315906 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 12635960 is about 3554.7095521294. The cubic root of 12635960 is about 232.9178365275.

The spelling of 12635960 in words is "twelve million, six hundred thirty-five thousand, nine hundred sixty".