2320315400 has 96 divisors (see below), whose sum is σ = 5856291840. Its totient is φ = 849864960.

The previous prime is 2320315367. The next prime is 2320315423. The reversal of 2320315400 is 45130232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 326687 + ... + 333713.

It is an arithmetic number, because the mean of its divisors is an integer number (61003040).

Almost surely, 2^2320315400 is an apocalyptic number.

2320315400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320315400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2928145920).

2320315400 is an abundant number, since it is smaller than the sum of its proper divisors (3535976440).

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

2320315400 is a wasteful number, since it uses less digits than its factorization.

2320315400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7183 (or 7174 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2320315400 is about 48169.6522719440. The cubic root of 2320315400 is about 1323.8811772897.

Adding to 2320315400 its reverse (45130232), we get a palindrome (2365445632).

The spelling of 2320315400 in words is "two billion, three hundred twenty million, three hundred fifteen thousand, four hundred".