331796 has 12 divisors (see below), whose sum is σ = 586740. Its totient is φ = 164160.

The previous prime is 331781. The next prime is 331801. The reversal of 331796 is 697133.

331796 = T₂₈₄ + T₂₈₅ + ... + T₂₉₁.

It can be written as a sum of positive squares in 2 ways, for example, as 81796 + 250000 = 286^2 + 500^2 .

It is a super-2 number, since 2×331796² = 220177171232, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

331796 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56 + ... + 816.

It is an arithmetic number, because the mean of its divisors is an integer number (48895).

2³³¹⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

331796 is a deficient number, since it is larger than the sum of its proper divisors (254944).

331796 is a wasteful number, since it uses less digits than its factorization.

331796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 872 counting only the distinct ones).

The product of its digits is 3402, while the sum is 29.

The square root of 331796 is about 576.0173608495. The cubic root of 331796 is about 69.2293704054.

The spelling of 331796 in words is "three hundred thirty-one thousand, seven hundred ninety-six".