13265228 has 12 divisors (see below), whose sum is σ = 23240280. Its totient is φ = 6625152.

The previous prime is 13265207. The next prime is 13265251. The reversal of 13265228 is 82256231.

It is a self number, because there is not a number n which added to its sum of digits gives 13265228.

It is an unprimeable number.

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, 4700 + ... + 6972.

It is an arithmetic number, because the mean of its divisors is an integer number (1936690).

Almost surely, 2^13265228 is an apocalyptic number.

It is an amenable number.

13265228 is a deficient number, since it is larger than the sum of its proper divisors (9975052).

13265228 is a wasteful number, since it uses less digits than its factorization.

13265228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736 (or 3734 counting only the distinct ones).

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

The square root of 13265228 is about 3642.1460706567. The cubic root of 13265228 is about 236.7217919156.

The spelling of 13265228 in words is "thirteen million, two hundred sixty-five thousand, two hundred twenty-eight".