15798032 has 30 divisors (see below), whose sum is σ = 32544234. Its totient is φ = 7403520.

The previous prime is 15798031. The next prime is 15798053. The reversal of 15798032 is 23089751.

It can be written as a sum of positive squares in 3 ways, for example, as 8202496 + 7595536 = 2864^2 + 2756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 15797983 and 15798001.

It is not an unprimeable number, because it can be changed into a prime (15798031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65432 + ... + 65672.

Almost surely, 2^15798032 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 15798032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16272117).

15798032 is an abundant number, since it is smaller than the sum of its proper divisors (16746202).

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

15798032 is an equidigital number, since it uses as much as digits as its factorization.

15798032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 15798032 is about 3974.6738230954. The cubic root of 15798032 is about 250.9194516226.

It can be divided in two parts, 157 and 98032, that added together give a palindrome (98189).

The spelling of 15798032 in words is "fifteen million, seven hundred ninety-eight thousand, thirty-two".