13264428 has 24 divisors (see below), whose sum is σ = 31237360. Its totient is φ = 4380480.

The previous prime is 13264423. The next prime is 13264441. The reversal of 13264428 is 82446231.

It is a junction number, because it is equal to n+sod(n) for n = 13264395 and 13264404.

It is not an unprimeable number, because it can be changed into a prime (13264421) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3763 + ... + 6378.

Almost surely, 2^13264428 is an apocalyptic number.

It is an amenable number.

13264428 is an abundant number, since it is smaller than the sum of its proper divisors (17972932).

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

13264428 is a wasteful number, since it uses less digits than its factorization.

13264428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10257 (or 10255 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 13264428 is about 3642.0362436417. The cubic root of 13264428 is about 236.7170330769.

The spelling of 13264428 in words is "thirteen million, two hundred sixty-four thousand, four hundred twenty-eight".