331092068 has 24 divisors (see below), whose sum is σ = 616156632. Its totient is φ = 155131904.

The previous prime is 331092049. The next prime is 331092089. The reversal of 331092068 is 860290133.

It can be written as a sum of positive squares in 4 ways, for example, as 57123364 + 273968704 = 7558^2 + 16552^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5396 + ... + 26292.

It is an arithmetic number, because the mean of its divisors is an integer number (25673193).

Almost surely, 2^331092068 is an apocalyptic number.

It is an amenable number.

331092068 is a deficient number, since it is larger than the sum of its proper divisors (285064564).

331092068 is a wasteful number, since it uses less digits than its factorization.

331092068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21151 (or 21149 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 331092068 is about 18195.9354802110. The cubic root of 331092068 is about 691.8037717529.

The spelling of 331092068 in words is "three hundred thirty-one million, ninety-two thousand, sixty-eight".