2321332918 has 16 divisors (see below), whose sum is σ = 3547335456. Its totient is φ = 1138976640.

The previous prime is 2321332907. The next prime is 2321332921. The reversal of 2321332918 is 8192331232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30855 + ... + 74797.

It is an arithmetic number, because the mean of its divisors is an integer number (221708466).

Almost surely, 2^2321332918 is an apocalyptic number.

2321332918 is a deficient number, since it is larger than the sum of its proper divisors (1226002538).

2321332918 is a wasteful number, since it uses less digits than its factorization.

2321332918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44439.

The product of its digits is 15552, while the sum is 34.

The square root of 2321332918 is about 48180.2129302061. The cubic root of 2321332918 is about 1324.0746676613.

The spelling of 2321332918 in words is "two billion, three hundred twenty-one million, three hundred thirty-two thousand, nine hundred eighteen".