2321491683 has 16 divisors (see below), whose sum is σ = 3691316736. Its totient is φ = 1268889600.

The previous prime is 2321491663. The next prime is 2321491691. The reversal of 2321491683 is 3861941232.

It is not a de Polignac number, because 2321491683 - 2⁸ = 2321491427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2321491663) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2402718 + ... + 2403683.

It is an arithmetic number, because the mean of its divisors is an integer number (230707296).

Almost surely, 2^2321491683 is an apocalyptic number.

2321491683 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2321491683 is a deficient number, since it is larger than the sum of its proper divisors (1369825053).

2321491683 is a wasteful number, since it uses less digits than its factorization.

2321491683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4806434.

The product of its digits is 62208, while the sum is 39.

The square root of 2321491683 is about 48181.8605182490. The cubic root of 2321491683 is about 1324.1048531811.

The spelling of 2321491683 in words is "two billion, three hundred twenty-one million, four hundred ninety-one thousand, six hundred eighty-three".