331346873 has 16 divisors (see below), whose sum is σ = 393978816. Its totient is φ = 274693440.

The previous prime is 331346861. The next prime is 331346887. The reversal of 331346873 is 378643133.

It is a cyclic number.

It is not a de Polignac number, because 331346873 - 2¹⁶ = 331281337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331346173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2090 + ... + 25827.

It is an arithmetic number, because the mean of its divisors is an integer number (24623676).

Almost surely, 2^331346873 is an apocalyptic number.

It is an amenable number.

331346873 is a deficient number, since it is larger than the sum of its proper divisors (62631943).

331346873 is a wasteful number, since it uses less digits than its factorization.

331346873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28024.

The product of its digits is 108864, while the sum is 38.

The square root of 331346873 is about 18202.9358346394. The cubic root of 331346873 is about 691.9811945673.

The spelling of 331346873 in words is "three hundred thirty-one million, three hundred forty-six thousand, eight hundred seventy-three".