13002244 has 12 divisors (see below), whose sum is σ = 23369164. Its totient is φ = 6325344.

The previous prime is 13002239. The next prime is 13002257. The reversal of 13002244 is 44220031.

It can be written as a sum of positive squares in 2 ways, for example, as 6190144 + 6812100 = 2488^2 + 2610^2 .

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, 43779 + ... + 44074.

Almost surely, 2^13002244 is an apocalyptic number.

It is an amenable number.

13002244 is a deficient number, since it is larger than the sum of its proper divisors (10366920).

13002244 is a wasteful number, since it uses less digits than its factorization.

13002244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87894 (or 87892 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 13002244 is about 3605.8624488463. The cubic root of 13002244 is about 235.1469972117.

Adding to 13002244 its reverse (44220031), we get a palindrome (57222275).

The spelling of 13002244 in words is "thirteen million, two thousand, two hundred forty-four".