2322320240 has 40 divisors (see below), whose sum is σ = 5490920880. Its totient is φ = 913181696.

The previous prime is 2322320233. The next prime is 2322320257. The reversal of 2322320240 is 420232232.

2322320240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2322320240² = 10786342594227315200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241289 + ... + 250728.

It is an arithmetic number, because the mean of its divisors is an integer number (137273022).

Almost surely, 2^2322320240 is an apocalyptic number.

2322320240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2322320240 is an abundant number, since it is smaller than the sum of its proper divisors (3168600640).

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

2322320240 is a wasteful number, since it uses less digits than its factorization.

2322320240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492089 (or 492083 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2322320240 is about 48190.4579766576. The cubic root of 2322320240 is about 1324.2623619441.

Adding to 2322320240 its reverse (420232232), we get a palindrome (2742552472).

The spelling of 2322320240 in words is "two billion, three hundred twenty-two million, three hundred twenty thousand, two hundred forty".