331373 has 4 divisors (see below), whose sum is σ = 378720. Its totient is φ = 284028.

The previous prime is 331369. The next prime is 331391. The reversal of 331373 is 373133.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 331373 - 2² = 331369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23663 + ... + 23676.

It is an arithmetic number, because the mean of its divisors is an integer number (94680).

2³³¹³⁷³ is an apocalyptic number.

It is an amenable number.

331373 is a deficient number, since it is larger than the sum of its proper divisors (47347).

331373 is an equidigital number, since it uses as much as digits as its factorization.

331373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47346.

The product of its digits is 567, while the sum is 20.

The square root of 331373 is about 575.6500673152. The cubic root of 331373 is about 69.1999381870.

The spelling of 331373 in words is "three hundred thirty-one thousand, three hundred seventy-three".