13775268 has 48 divisors (see below), whose sum is σ = 34856640. Its totient is φ = 4209024.

The previous prime is 13775249. The next prime is 13775273. The reversal of 13775268 is 86257731.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35218 + ... + 35606.

It is an arithmetic number, because the mean of its divisors is an integer number (726180).

Almost surely, 2^13775268 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13775268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17428320).

13775268 is an abundant number, since it is smaller than the sum of its proper divisors (21081372).

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

13775268 is a wasteful number, since it uses less digits than its factorization.

13775268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 634 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 13775268 is about 3711.5048161090. The cubic root of 13775268 is about 239.7176540780.

The spelling of 13775268 in words is "thirteen million, seven hundred seventy-five thousand, two hundred sixty-eight".