13652228 has 12 divisors (see below), whose sum is σ = 24039120. Its totient is φ = 6783912.

The previous prime is 13652209. The next prime is 13652251. The reversal of 13652228 is 82225631.

It is a self number, because there is not a number n which added to its sum of digits gives 13652228.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9818 + ... + 11121.

It is an arithmetic number, because the mean of its divisors is an integer number (2003260).

Almost surely, 2^13652228 is an apocalyptic number.

It is an amenable number.

13652228 is a deficient number, since it is larger than the sum of its proper divisors (10386892).

13652228 is a wasteful number, since it uses less digits than its factorization.

13652228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21106 (or 21104 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 13652228 is about 3694.8921499822. The cubic root of 13652228 is about 239.0018031761.

Adding to 13652228 its reverse (82225631), we get a palindrome (95877859).

The spelling of 13652228 in words is "thirteen million, six hundred fifty-two thousand, two hundred twenty-eight".