13266396 has 96 divisors (see below), whose sum is σ = 40454400. Its totient is φ = 3706560.

The previous prime is 13266371. The next prime is 13266397. The reversal of 13266396 is 69366231.

13266396 is a `hidden beast` number, since 1 + 3 + 266 + 396 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 13266396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13266397) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15015 + ... + 15873.

It is an arithmetic number, because the mean of its divisors is an integer number (421400).

Almost surely, 2^13266396 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 13266396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20227200).

13266396 is an abundant number, since it is smaller than the sum of its proper divisors (27188004).

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

13266396 is a wasteful number, since it uses less digits than its factorization.

13266396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896 (or 888 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 13266396 is about 3642.3064121515. The cubic root of 13266396 is about 236.7287394765.

13266396 divided by its sum of digits (36) gives a triangular number (368511 = T₈₅₈).

The spelling of 13266396 in words is "thirteen million, two hundred sixty-six thousand, three hundred ninety-six".