331395 has 8 divisors (see below), whose sum is σ = 530256. Its totient is φ = 176736.

The previous prime is 331391. The next prime is 331399. The reversal of 331395 is 593133.

It is an interprime number because it is at equal distance from previous prime (331391) and next prime (331399).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 331395 - 2² = 331391 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 331395.

It is not an unprimeable number, because it can be changed into a prime (331391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11032 + ... + 11061.

It is an arithmetic number, because the mean of its divisors is an integer number (66282).

2³³¹³⁹⁵ is an apocalyptic number.

331395 is a deficient number, since it is larger than the sum of its proper divisors (198861).

331395 is a wasteful number, since it uses less digits than its factorization.

331395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22101.

The product of its digits is 1215, while the sum is 24.

The square root of 331395 is about 575.6691758293. The cubic root of 331395 is about 69.2014695579.

The spelling of 331395 in words is "three hundred thirty-one thousand, three hundred ninety-five".