4431642225 has 12 divisors (see below), whose sum is σ = 7326981936. Its totient is φ = 2363542480.

The previous prime is 4431642097. The next prime is 4431642233. The reversal of 4431642225 is 5222461344.

It is not a de Polignac number, because 4431642225 - 2⁷ = 4431642097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29544207 + ... + 29544356.

It is an arithmetic number, because the mean of its divisors is an integer number (610581828).

Almost surely, 2^4431642225 is an apocalyptic number.

It is an amenable number.

4431642225 is a deficient number, since it is larger than the sum of its proper divisors (2895339711).

4431642225 is a wasteful number, since it uses less digits than its factorization.

4431642225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59088576 (or 59088571 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 4431642225 is about 66570.5807770970. The cubic root of 4431642225 is about 1642.5612152818.

The spelling of 4431642225 in words is "four billion, four hundred thirty-one million, six hundred forty-two thousand, two hundred twenty-five".