2343440430 has 64 divisors (see below), whose sum is σ = 6578092800. Its totient is φ = 592025760.

The previous prime is 2343440417. The next prime is 2343440431. The reversal of 2343440430 is 340443432.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2343440394 and 2343440403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343440431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223276 + ... + 233535.

It is an arithmetic number, because the mean of its divisors is an integer number (102782700).

Almost surely, 2^2343440430 is an apocalyptic number.

2343440430 is an abundant number, since it is smaller than the sum of its proper divisors (4234652370).

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

2343440430 is a wasteful number, since it uses less digits than its factorization.

2343440430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456846 (or 456840 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 2343440430 is about 48409.0944967988. The cubic root of 2343440430 is about 1328.2647258431.

Adding to 2343440430 its reverse (340443432), we get a palindrome (2683883862).

The spelling of 2343440430 in words is "two billion, three hundred forty-three million, four hundred forty thousand, four hundred thirty".