2340400450 has 48 divisors (see below), whose sum is σ = 4453714944. Its totient is φ = 914760000.

The previous prime is 2340400441. The next prime is 2340400457. The reversal of 2340400450 is 540040432.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2340400457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422700 + ... + 428200.

It is an arithmetic number, because the mean of its divisors is an integer number (92785728).

Almost surely, 2^2340400450 is an apocalyptic number.

2340400450 is a deficient number, since it is larger than the sum of its proper divisors (2113314494).

2340400450 is a wasteful number, since it uses less digits than its factorization.

2340400450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707 (or 5702 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2340400450 is about 48377.6854551765. The cubic root of 2340400450 is about 1327.6901225894.

Adding to 2340400450 its reverse (540040432), we get a palindrome (2880440882).

The spelling of 2340400450 in words is "two billion, three hundred forty million, four hundred thousand, four hundred fifty".