2321344400 has 30 divisors (see below), whose sum is σ = 5577030882. Its totient is φ = 928537600.

The previous prime is 2321344393. The next prime is 2321344463. The reversal of 2321344400 is 44431232.

It can be written as a sum of positive squares in 3 ways, for example, as 802816 + 2320541584 = 896^2 + 48172^2 .

It is a super-2 number, since 2×2321344400² = 10777279646822720000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2901281 + ... + 2902080.

Almost surely, 2^2321344400 is an apocalyptic number.

2321344400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321344400 is an abundant number, since it is smaller than the sum of its proper divisors (3255686482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2321344400 is a wasteful number, since it uses less digits than its factorization.

2321344400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5803379 (or 5803368 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2321344400 is about 48180.3320868588. The cubic root of 2321344400 is about 1324.0768507462.

Adding to 2321344400 its reverse (44431232), we get a palindrome (2365775632).

The spelling of 2321344400 in words is "two billion, three hundred twenty-one million, three hundred forty-four thousand, four hundred".