13255722 has 12 divisors (see below), whose sum is σ = 28720770. Its totient is φ = 4418568.

The previous prime is 13255721. The next prime is 13255741. The reversal of 13255722 is 22755231.

It can be written as a sum of positive squares in only one way, i.e., 9603801 + 3651921 = 3099^2 + 1911^2 .

It is not an unprimeable number, because it can be changed into a prime (13255721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368197 + ... + 368232.

Almost surely, 2^13255722 is an apocalyptic number.

13255722 is an abundant number, since it is smaller than the sum of its proper divisors (15465048).

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

13255722 is a wasteful number, since it uses less digits than its factorization.

13255722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736437 (or 736434 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 13255722 is about 3640.8408369496. The cubic root of 13255722 is about 236.6652326392.

The spelling of 13255722 in words is "thirteen million, two hundred fifty-five thousand, seven hundred twenty-two".