2322443421 has 10 divisors (see below), whose sum is σ = 3469329182. Its totient is φ = 1548295560.

The previous prime is 2322443419. The next prime is 2322443437. The reversal of 2322443421 is 1243442232.

2322443421 is a `hidden beast` number, since 2 + 3 + 224 + 434 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1289528100 + 1032915321 = 35910^2 + 32139^2 .

It is not a de Polignac number, because 2322443421 - 2¹ = 2322443419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322443021) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 14335990 + ... + 14336151.

Almost surely, 2^2322443421 is an apocalyptic number.

It is an amenable number.

2322443421 is a deficient number, since it is larger than the sum of its proper divisors (1146885761).

2322443421 is an equidigital number, since it uses as much as digits as its factorization.

2322443421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28672153 (or 28672144 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 2322443421 is about 48191.7360239284. The cubic root of 2322443421 is about 1324.2857754647.

Adding to 2322443421 its reverse (1243442232), we get a palindrome (3565885653).

The spelling of 2322443421 in words is "two billion, three hundred twenty-two million, four hundred forty-three thousand, four hundred twenty-one".