12626660 has 24 divisors (see below), whose sum is σ = 26671680. Its totient is φ = 5021024.

The previous prime is 12626651. The next prime is 12626671. The reversal of 12626660 is 6662621.

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, 1817 + ... + 5343.

It is an arithmetic number, because the mean of its divisors is an integer number (1111320).

Almost surely, 2^12626660 is an apocalyptic number.

12626660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12626660 is an abundant number, since it is smaller than the sum of its proper divisors (14045020).

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

12626660 is a wasteful number, since it uses less digits than its factorization.

12626660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715 (or 3713 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 12626660 is about 3553.4011875948. The cubic root of 12626660 is about 232.8606804027.

The spelling of 12626660 in words is "twelve million, six hundred twenty-six thousand, six hundred sixty".