13452224 has 14 divisors (see below), whose sum is σ = 26694384. Its totient is φ = 6726080.

The previous prime is 13452211. The next prime is 13452319. The reversal of 13452224 is 42225431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13452224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105032 + ... + 105159.

Almost surely, 2^13452224 is an apocalyptic number.

It is an amenable number.

13452224 is a deficient number, since it is larger than the sum of its proper divisors (13242160).

13452224 is an equidigital number, since it uses as much as digits as its factorization.

13452224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210203 (or 210193 counting only the distinct ones).

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

The square root of 13452224 is about 3667.7273617323. The cubic root of 13452224 is about 237.8289381153.

Adding to 13452224 its reverse (42225431), we get a palindrome (55677655).

The spelling of 13452224 in words is "thirteen million, four hundred fifty-two thousand, two hundred twenty-four".