2321734491 has 24 divisors (see below), whose sum is σ = 3478292480. Its totient is φ = 1490756400.

The previous prime is 2321734487. The next prime is 2321734531. The reversal of 2321734491 is 1944371232.

It is a happy number.

It is not a de Polignac number, because 2321734491 - 2² = 2321734487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321734391) 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 23 ways as a sum of consecutive naturals, for example, 39150 + ... + 78588.

Almost surely, 2^2321734491 is an apocalyptic number.

2321734491 is a deficient number, since it is larger than the sum of its proper divisors (1156557989).

2321734491 is a wasteful number, since it uses less digits than its factorization.

2321734491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39687 (or 39684 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 2321734491 is about 48184.3801558140. The cubic root of 2321734491 is about 1324.1510148861.

The spelling of 2321734491 in words is "two billion, three hundred twenty-one million, seven hundred thirty-four thousand, four hundred ninety-one".