315798 has 32 divisors (see below), whose sum is σ = 738816. Its totient is φ = 88128.

The previous prime is 315779. The next prime is 315803. The reversal of 315798 is 897513.

It is a Curzon number.

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, 3015 + ... + 3117.

It is an arithmetic number, because the mean of its divisors is an integer number (23088).

2³¹⁵⁷⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 315798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369408).

315798 is an abundant number, since it is smaller than the sum of its proper divisors (423018).

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

315798 is a wasteful number, since it uses less digits than its factorization.

315798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188.

The product of its digits is 7560, while the sum is 33.

The square root of 315798 is about 561.9590732429. The cubic root of 315798 is about 68.0983294865.

The spelling of 315798 in words is "three hundred fifteen thousand, seven hundred ninety-eight".