12579249 has 8 divisors (see below), whose sum is σ = 16984960. Its totient is φ = 8279856.

The previous prime is 12579239. The next prime is 12579257. The reversal of 12579249 is 94297521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12579249 - 2⁹ = 12578737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12579209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26302 + ... + 26775.

It is an arithmetic number, because the mean of its divisors is an integer number (2123120).

Almost surely, 2^12579249 is an apocalyptic number.

It is an amenable number.

12579249 is a deficient number, since it is larger than the sum of its proper divisors (4405711).

12579249 is an equidigital number, since it uses as much as digits as its factorization.

12579249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53159.

The product of its digits is 45360, while the sum is 39.

The square root of 12579249 is about 3546.7236994161. The cubic root of 12579249 is about 232.5688638654.

The spelling of 12579249 in words is "twelve million, five hundred seventy-nine thousand, two hundred forty-nine".