13252244 has 12 divisors (see below), whose sum is σ = 23242464. Its totient is φ = 6611544.

The previous prime is 13252243. The next prime is 13252259. The reversal of 13252244 is 44225231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13252243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1454 + ... + 5349.

It is an arithmetic number, because the mean of its divisors is an integer number (1936872).

Almost surely, 2^13252244 is an apocalyptic number.

It is an amenable number.

13252244 is a deficient number, since it is larger than the sum of its proper divisors (9990220).

13252244 is a wasteful number, since it uses less digits than its factorization.

13252244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7294 (or 7292 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 13252244 is about 3640.3631686962. The cubic root of 13252244 is about 236.6445323036.

Adding to 13252244 its reverse (44225231), we get a palindrome (57477475).

The spelling of 13252244 in words is "thirteen million, two hundred fifty-two thousand, two hundred forty-four".