12579242 has 16 divisors (see below), whose sum is σ = 20977152. Its totient is φ = 5618160.

The previous prime is 12579239. The next prime is 12579257. The reversal of 12579242 is 24297521.

It is a junction number, because it is equal to n+sod(n) for n = 12579199 and 12579208.

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, 6998 + ... + 8609.

It is an arithmetic number, because the mean of its divisors is an integer number (1311072).

Almost surely, 2^12579242 is an apocalyptic number.

12579242 is a deficient number, since it is larger than the sum of its proper divisors (8397910).

12579242 is a wasteful number, since it uses less digits than its factorization.

12579242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15653.

The product of its digits is 10080, while the sum is 32.

The square root of 12579242 is about 3546.7227125898. The cubic root of 12579242 is about 232.5688207260.

It can be divided in two parts, 12579 and 242, that added together give a palindrome (12821).

The spelling of 12579242 in words is "twelve million, five hundred seventy-nine thousand, two hundred forty-two".