2340213240 has 64 divisors (see below), whose sum is σ = 7028674560. Its totient is φ = 623342720.

The previous prime is 2340213191. The next prime is 2340213247. The reversal of 2340213240 is 423120432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340213247) 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, 98617 + ... + 120023.

It is an arithmetic number, because the mean of its divisors is an integer number (109823040).

Almost surely, 2^2340213240 is an apocalyptic number.

2340213240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2340213240 is an abundant number, since it is smaller than the sum of its proper divisors (4688461320).

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

2340213240 is a wasteful number, since it uses less digits than its factorization.

2340213240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22332 (or 22328 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2340213240 is about 48375.7505368134. The cubic root of 2340213240 is about 1327.6547207425.

Adding to 2340213240 its reverse (423120432), we get a palindrome (2763333672).

The spelling of 2340213240 in words is "two billion, three hundred forty million, two hundred thirteen thousand, two hundred forty".