2322744440 has 32 divisors (see below), whose sum is σ = 5394764160. Its totient is φ = 899126400.

The previous prime is 2322744421. The next prime is 2322744497. The reversal of 2322744440 is 444472232.

It is a junction number, because it is equal to n+sod(n) for n = 2322744397 and 2322744406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935351 + ... + 937830.

It is an arithmetic number, because the mean of its divisors is an integer number (168586380).

Almost surely, 2^2322744440 is an apocalyptic number.

2322744440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2322744440 is an abundant number, since it is smaller than the sum of its proper divisors (3072019720).

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

2322744440 is a wasteful number, since it uses less digits than its factorization.

2322744440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873223 (or 1873219 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 32.

The square root of 2322744440 is about 48194.8590619373. The cubic root of 2322744440 is about 1324.3429879038.

The spelling of 2322744440 in words is "two billion, three hundred twenty-two million, seven hundred forty-four thousand, four hundred forty".