4442245249 has 4 divisors (see below), whose sum is σ = 4783956436. Its totient is φ = 4100534064.

The previous prime is 4442245229. The next prime is 4442245253. The reversal of 4442245249 is 9425422444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 531994225 + 3910251024 = 23065^2 + 62532^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442245249 - 2⁵ = 4442245217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4442245229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170855574 + ... + 170855599.

It is an arithmetic number, because the mean of its divisors is an integer number (1195989109).

Almost surely, 2^4442245249 is an apocalyptic number.

It is an amenable number.

4442245249 is a deficient number, since it is larger than the sum of its proper divisors (341711187).

4442245249 is a wasteful number, since it uses less digits than its factorization.

4442245249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341711186.

The product of its digits is 368640, while the sum is 40.

The square root of 4442245249 is about 66650.1706599466. The cubic root of 4442245249 is about 1643.8701540277.

The spelling of 4442245249 in words is "four billion, four hundred forty-two million, two hundred forty-five thousand, two hundred forty-nine".