15797436 has 48 divisors (see below), whose sum is σ = 39110400. Its totient is φ = 4948992.

The previous prime is 15797413. The next prime is 15797459. The reversal of 15797436 is 63479751.

15797436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (15797413) and next prime (15797459).

It is a congruent number.

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, 43825 + ... + 44183.

It is an arithmetic number, because the mean of its divisors is an integer number (814800).

Almost surely, 2^15797436 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 15797436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19555200).

15797436 is an abundant number, since it is smaller than the sum of its proper divisors (23312964).

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

15797436 is a wasteful number, since it uses less digits than its factorization.

15797436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 576 counting only the distinct ones).

The product of its digits is 158760, while the sum is 42.

The square root of 15797436 is about 3974.5988476826. The cubic root of 15797436 is about 250.9162961689.

The spelling of 15797436 in words is "fifteen million, seven hundred ninety-seven thousand, four hundred thirty-six".