12798624 has 24 divisors (see below), whose sum is σ = 33596640. Its totient is φ = 4266176.

The previous prime is 12798623. The next prime is 12798641. The reversal of 12798624 is 42689721.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (12798623) 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, 66564 + ... + 66755.

It is an arithmetic number, because the mean of its divisors is an integer number (1399860).

Almost surely, 2^12798624 is an apocalyptic number.

It is an amenable number.

12798624 is an abundant number, since it is smaller than the sum of its proper divisors (20798016).

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

12798624 is a wasteful number, since it uses less digits than its factorization.

12798624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133332 (or 133324 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 12798624 is about 3577.5164569852. The cubic root of 12798624 is about 233.9130365725.

The spelling of 12798624 in words is "twelve million, seven hundred ninety-eight thousand, six hundred twenty-four".