2313543400 has 192 divisors, whose sum is σ = 6429052800. Its totient is φ = 757693440.

The previous prime is 2313543371. The next prime is 2313543403. The reversal of 2313543400 is 43453132.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (2313543403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3055822 + ... + 3056578.

It is an arithmetic number, because the mean of its divisors is an integer number (33484650).

Almost surely, 2^2313543400 is an apocalyptic number.

2313543400 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 2313543400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3214526400).

2313543400 is an abundant number, since it is smaller than the sum of its proper divisors (4115509400).

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

2313543400 is a wasteful number, since it uses less digits than its factorization.

2313543400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2313543400 is about 48099.3076873254. The cubic root of 2313543400 is about 1322.5919761933.

Adding to 2313543400 its reverse (43453132), we get a palindrome (2356996532).

The spelling of 2313543400 in words is "two billion, three hundred thirteen million, five hundred forty-three thousand, four hundred".