2222445432 has 32 divisors (see below), whose sum is σ = 5560076880. Its totient is φ = 740286720.

The previous prime is 2222445427. The next prime is 2222445439. The reversal of 2222445432 is 2345442222.

It is a self number, because there is not a number n which added to its sum of digits gives 2222445432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222445439) 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 7 ways as a sum of consecutive naturals, for example, 2082 + ... + 66702.

Almost surely, 2^2222445432 is an apocalyptic number.

It is an amenable number.

2222445432 is an abundant number, since it is smaller than the sum of its proper divisors (3337631448).

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

2222445432 is a wasteful number, since it uses less digits than its factorization.

2222445432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66063 (or 66059 counting only the distinct ones).

The product of its digits is 30720, while the sum is 30.

The square root of 2222445432 is about 47142.8195168681. The cubic root of 2222445432 is about 1304.9995707636. Note that the first 3 decimals are identical.

Adding to 2222445432 its reverse (2345442222), we get a palindrome (4567887654).

The spelling of 2222445432 in words is "two billion, two hundred twenty-two million, four hundred forty-five thousand, four hundred thirty-two".