331376 has 20 divisors (see below), whose sum is σ = 651000. Its totient is φ = 163392.

The previous prime is 331369. The next prime is 331391. The reversal of 331376 is 673133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2150 + ... + 2298.

It is an arithmetic number, because the mean of its divisors is an integer number (32550).

2³³¹³⁷⁶ is an apocalyptic number.

It is an amenable number.

331376 is a deficient number, since it is larger than the sum of its proper divisors (319624).

331376 is a wasteful number, since it uses less digits than its factorization.

331376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 290 counting only the distinct ones).

The product of its digits is 1134, while the sum is 23.

The square root of 331376 is about 575.6526730590. The cubic root of 331376 is about 69.2001470143.

It can be divided in two parts, 331 and 376, that added together give a palindrome (707).

The spelling of 331376 in words is "three hundred thirty-one thousand, three hundred seventy-six".