2343400312 has 32 divisors (see below), whose sum is σ = 4829932800. Its totient is φ = 1057045600.

The previous prime is 2343400261. The next prime is 2343400351. The reversal of 2343400312 is 2130043432.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90112 + ... + 113167.

It is an arithmetic number, because the mean of its divisors is an integer number (150935400).

Almost surely, 2^2343400312 is an apocalyptic number.

2343400312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2343400312 is an abundant number, since it is smaller than the sum of its proper divisors (2486532488).

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

2343400312 is a wasteful number, since it uses less digits than its factorization.

2343400312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203427 (or 203423 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2343400312 is about 48408.6801307369. The cubic root of 2343400312 is about 1328.2571461570.

Adding to 2343400312 its reverse (2130043432), we get a palindrome (4473443744).

The spelling of 2343400312 in words is "two billion, three hundred forty-three million, four hundred thousand, three hundred twelve".