2343123240 has 64 divisors (see below), whose sum is σ = 7099004160. Its totient is φ = 618643200.

The previous prime is 2343123221. The next prime is 2343123241. The reversal of 2343123240 is 423213432.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2343123240.

It is not an unprimeable number, because it can be changed into a prime (2343123241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84544 + ... + 108783.

It is an arithmetic number, because the mean of its divisors is an integer number (110921940).

Almost surely, 2^2343123240 is an apocalyptic number.

2343123240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343123240 is an abundant number, since it is smaller than the sum of its proper divisors (4755880920).

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

2343123240 is a wasteful number, since it uses less digits than its factorization.

2343123240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193442 (or 193438 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2343123240 is about 48405.8182453308. The cubic root of 2343123240 is about 1328.2047952537.

Adding to 2343123240 its reverse (423213432), we get a palindrome (2766336672).

The spelling of 2343123240 in words is "two billion, three hundred forty-three million, one hundred twenty-three thousand, two hundred forty".