331094090 has 16 divisors (see below), whose sum is σ = 596520288. Its totient is φ = 132315216.

The previous prime is 331094081. The next prime is 331094129. The reversal of 331094090 is 90490133.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3512 + ... + 25971.

It is an arithmetic number, because the mean of its divisors is an integer number (37282518).

Almost surely, 2^331094090 is an apocalyptic number.

331094090 is a deficient number, since it is larger than the sum of its proper divisors (265426198).

331094090 is a wasteful number, since it uses less digits than its factorization.

331094090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30613.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 331094090 is about 18195.9910419850. The cubic root of 331094090 is about 691.8051800464.

The spelling of 331094090 in words is "three hundred thirty-one million, ninety-four thousand, ninety".