2320208340 has 48 divisors (see below), whose sum is σ = 6508682880. Its totient is φ = 617569920.

The previous prime is 2320208309. The next prime is 2320208369. The reversal of 2320208340 is 438020232.

It is a self number, because there is not a number n which added to its sum of digits gives 2320208340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3280 + ... + 68199.

It is an arithmetic number, because the mean of its divisors is an integer number (135597560).

Almost surely, 2^2320208340 is an apocalyptic number.

2320208340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320208340 is an abundant number, since it is smaller than the sum of its proper divisors (4188474540).

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

2320208340 is a wasteful number, since it uses less digits than its factorization.

2320208340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72032 (or 72030 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2320208340 is about 48168.5409785266. The cubic root of 2320208340 is about 1323.8608155609.

Adding to 2320208340 its reverse (438020232), we get a palindrome (2758228572).

The spelling of 2320208340 in words is "two billion, three hundred twenty million, two hundred eight thousand, three hundred forty".