15795340 has 72 divisors (see below), whose sum is σ = 37403856. Its totient is φ = 5596800.

The previous prime is 15795331. The next prime is 15795347. The reversal of 15795340 is 4359751.

It is a junction number, because it is equal to n+sod(n) for n = 15795296 and 15795305.

It is not an unprimeable number, because it can be changed into a prime (15795347) 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, 147567 + ... + 147673.

It is an arithmetic number, because the mean of its divisors is an integer number (519498).

Almost surely, 2^15795340 is an apocalyptic number.

15795340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15795340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18701928).

15795340 is an abundant number, since it is smaller than the sum of its proper divisors (21608516).

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

15795340 is a wasteful number, since it uses less digits than its factorization.

15795340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 15795340 is about 3974.3351645275. The cubic root of 15795340 is about 250.9051985069.

The spelling of 15795340 in words is "fifteen million, seven hundred ninety-five thousand, three hundred forty".