13255330 has 16 divisors (see below), whose sum is σ = 26028864. Its totient is φ = 4820080.

The previous prime is 13255303. The next prime is 13255351. The reversal of 13255330 is 3355231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 60142 + ... + 60361.

It is an arithmetic number, because the mean of its divisors is an integer number (1626804).

Almost surely, 2^13255330 is an apocalyptic number.

13255330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13255330 is a deficient number, since it is larger than the sum of its proper divisors (12773534).

13255330 is a wasteful number, since it uses less digits than its factorization.

13255330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120521.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 13255330 is about 3640.7870028333. The cubic root of 13255330 is about 236.6628997174.

Subtracting from 13255330 its reverse (3355231), we obtain a palindrome (9900099).

The spelling of 13255330 in words is "thirteen million, two hundred fifty-five thousand, three hundred thirty".