12798512 has 20 divisors (see below), whose sum is σ = 25653120. Its totient is φ = 6178368.

The previous prime is 12798509. The next prime is 12798547. The reversal of 12798512 is 21589721.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13328 + ... + 14255.

It is an arithmetic number, because the mean of its divisors is an integer number (1282656).

Almost surely, 2^12798512 is an apocalyptic number.

It is an amenable number.

12798512 is an abundant number, since it is smaller than the sum of its proper divisors (12854608).

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

12798512 is a wasteful number, since it uses less digits than its factorization.

12798512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27620 (or 27614 counting only the distinct ones).

The product of its digits is 10080, while the sum is 35.

The square root of 12798512 is about 3577.5008036337. The cubic root of 12798512 is about 233.9123542508.

The spelling of 12798512 in words is "twelve million, seven hundred ninety-eight thousand, five hundred twelve".