15396 has 12 divisors (see below), whose sum is σ = 35952. Its totient is φ = 5128.

The previous prime is 15391. The next prime is 15401. The reversal of 15396 is 69351.

15396 = T₅₈ + T₅₉ + ... + T₆₅.

It is an interprime number because it is at equal distance from previous prime (15391) and next prime (15401).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (15391) by changing a digit.

15396 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 630 + ... + 653.

It is an arithmetic number, because the mean of its divisors is an integer number (2996).

2¹⁵³⁹⁶ is an apocalyptic number.

It is an amenable number.

15396 is an abundant number, since it is smaller than the sum of its proper divisors (20556).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17976).

15396 is a wasteful number, since it uses less digits than its factorization.

15396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290 (or 1288 counting only the distinct ones).

The product of its digits is 810, while the sum is 24.

The square root of 15396 is about 124.0806189540. The cubic root of 15396 is about 24.8772650985.

The spelling of 15396 in words is "fifteen thousand, three hundred ninety-six".