4442022313 has 4 divisors (see below), whose sum is σ = 4442499540. Its totient is φ = 4441545088.

The previous prime is 4442022283. The next prime is 4442022323. The reversal of 4442022313 is 3132202444.

It is a happy number.

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 2230389529 + 2211632784 = 47227^2 + 47028^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442022313 - 2²⁹ = 3905151401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4442022323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224368 + ... + 243361.

It is an arithmetic number, because the mean of its divisors is an integer number (1110624885).

Almost surely, 2^4442022313 is an apocalyptic number.

It is an amenable number.

4442022313 is a deficient number, since it is larger than the sum of its proper divisors (477227).

4442022313 is an equidigital number, since it uses as much as digits as its factorization.

4442022313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477226.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4442022313 is about 66648.4982051359. The cubic root of 4442022313 is about 1643.8426541227.

Adding to 4442022313 its reverse (3132202444), we get a palindrome (7574224757).

The spelling of 4442022313 in words is "four billion, four hundred forty-two million, twenty-two thousand, three hundred thirteen".