13323996 has 72 divisors (see below), whose sum is σ = 39559520. Its totient is φ = 3701376.

The previous prime is 13323991. The next prime is 13324007. The reversal of 13323996 is 69932331.

It is a happy number.

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.

13323996 is a modest number, since divided by 3996 gives 1332 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 13323996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8610 + ... + 10038.

Almost surely, 2^13323996 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 13323996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19779760).

13323996 is an abundant number, since it is smaller than the sum of its proper divisors (26235524).

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

13323996 is a wasteful number, since it uses less digits than its factorization.

13323996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483 (or 1478 counting only the distinct ones).

The product of its digits is 26244, while the sum is 36.

The square root of 13323996 is about 3650.2049257542. The cubic root of 13323996 is about 237.0708542090.

The spelling of 13323996 in words is "thirteen million, three hundred twenty-three thousand, nine hundred ninety-six".