13249224 has 32 divisors (see below), whose sum is σ = 36804000. Its totient is φ = 4416336.

The previous prime is 13249189. The next prime is 13249237. The reversal of 13249224 is 42294231.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

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, 30454 + ... + 30885.

It is an arithmetic number, because the mean of its divisors is an integer number (1150125).

Almost surely, 2^13249224 is an apocalyptic number.

It is an amenable number.

13249224 is an abundant number, since it is smaller than the sum of its proper divisors (23554776).

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

13249224 is a wasteful number, since it uses less digits than its factorization.

13249224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61354 (or 61344 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 13249224 is about 3639.9483512819. The cubic root of 13249224 is about 236.6265549512.

The spelling of 13249224 in words is "thirteen million, two hundred forty-nine thousand, two hundred twenty-four".