12406604 has 18 divisors (see below), whose sum is σ = 25256700. Its totient is φ = 5317032.

The previous prime is 12406561. The next prime is 12406621. The reversal of 12406604 is 40660421.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12406604.

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, 31454 + ... + 31845.

It is an arithmetic number, because the mean of its divisors is an integer number (1403150).

Almost surely, 2^12406604 is an apocalyptic number.

12406604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12406604 is an abundant number, since it is smaller than the sum of its proper divisors (12850096).

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

12406604 is a wasteful number, since it uses less digits than its factorization.

12406604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63317 (or 63308 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 12406604 is about 3522.3009525025. The cubic root of 12406604 is about 231.4999883379.

The spelling of 12406604 in words is "twelve million, four hundred six thousand, six hundred four".