It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315864.
It is an unprimeable number.
2315864 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 315864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315864 is a wasteful number, since it uses less digits than its factorization.
315864 is an odious number, because the sum of its binary digits is odd.
The square root of 315864 is about 562.0177933126. The cubic root of 315864 is about 68.1030732116.
The spelling of 315864 in words is "three hundred fifteen thousand, eight hundred sixty-four".