2221424232 has 32 divisors (see below), whose sum is σ = 5556146400. Its totient is φ = 740129984.

The previous prime is 2221424213. The next prime is 2221424279. The reversal of 2221424232 is 2324241222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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, 33994 + ... + 74822.

It is an arithmetic number, because the mean of its divisors is an integer number (173629575).

Almost surely, 2^2221424232 is an apocalyptic number.

It is an amenable number.

2221424232 is an abundant number, since it is smaller than the sum of its proper divisors (3334722168).

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

2221424232 is a wasteful number, since it uses less digits than its factorization.

2221424232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43105 (or 43101 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 2221424232 is about 47131.9873546618. The cubic root of 2221424232 is about 1304.7996603839.

Adding to 2221424232 its reverse (2324241222), we get a palindrome (4545665454).

The spelling of 2221424232 in words is "two billion, two hundred twenty-one million, four hundred twenty-four thousand, two hundred thirty-two".