2340321340 has 36 divisors (see below), whose sum is σ = 5717073096. Its totient is φ = 802395552.

The previous prime is 2340321307. The next prime is 2340321341. The reversal of 2340321340 is 431230432.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340321341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1193062 + ... + 1195021.

It is an arithmetic number, because the mean of its divisors is an integer number (158807586).

Almost surely, 2^2340321340 is an apocalyptic number.

2340321340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2340321340 is an abundant number, since it is smaller than the sum of its proper divisors (3376751756).

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

2340321340 is a wasteful number, since it uses less digits than its factorization.

2340321340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388106 (or 2388097 counting only the distinct ones).

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

The square root of 2340321340 is about 48376.8678192377. The cubic root of 2340321340 is about 1327.6751629345.

Adding to 2340321340 its reverse (431230432), we get a palindrome (2771551772).

The spelling of 2340321340 in words is "two billion, three hundred forty million, three hundred twenty-one thousand, three hundred forty".