13250224 has 20 divisors (see below), whose sum is σ = 27647536. Its totient is φ = 6115392.

The previous prime is 13250213. The next prime is 13250227. The reversal of 13250224 is 42205231.

It is not an unprimeable number, because it can be changed into a prime (13250227) 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, 31644 + ... + 32059.

Almost surely, 2^13250224 is an apocalyptic number.

It is an amenable number.

13250224 is an abundant number, since it is smaller than the sum of its proper divisors (14397312).

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

13250224 is a wasteful number, since it uses less digits than its factorization.

13250224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63724 (or 63718 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 13250224 is about 3640.0857132765. The cubic root of 13250224 is about 236.6325080194.

Adding to 13250224 its reverse (42205231), we get a palindrome (55455455).

The spelling of 13250224 in words is "thirteen million, two hundred fifty thousand, two hundred twenty-four".