2320234440 has 64 divisors (see below), whose sum is σ = 6976368000. Its totient is φ = 617336832.

The previous prime is 2320234439. The next prime is 2320234459. The reversal of 2320234440 is 444320232.

It is a super-2 number, since 2×2320234440² = 10766975713124227200, which contains 22 as substring.

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 2320234440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32349 + ... + 75411.

It is an arithmetic number, because the mean of its divisors is an integer number (109005750).

Almost surely, 2^2320234440 is an apocalyptic number.

2320234440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320234440 is an abundant number, since it is smaller than the sum of its proper divisors (4656133560).

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

2320234440 is a wasteful number, since it uses less digits than its factorization.

2320234440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43526 (or 43522 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 2320234440 is about 48168.8119014783. The cubic root of 2320234440 is about 1323.8657795745.

Adding to 2320234440 its reverse (444320232), we get a palindrome (2764554672).

The spelling of 2320234440 in words is "two billion, three hundred twenty million, two hundred thirty-four thousand, four hundred forty".