4022423441 has 4 divisors (see below), whose sum is σ = 4067619300. Its totient is φ = 3977227584.

The previous prime is 4022423411. The next prime is 4022423477. The reversal of 4022423441 is 1443242204.

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 697171216 + 3325252225 = 26404^2 + 57665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4022423441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4022423441.

It is not an unprimeable number, because it can be changed into a prime (4022423411) 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, 22597796 + ... + 22597973.

It is an arithmetic number, because the mean of its divisors is an integer number (1016904825).

Almost surely, 2^4022423441 is an apocalyptic number.

It is an amenable number.

4022423441 is a deficient number, since it is larger than the sum of its proper divisors (45195859).

4022423441 is an equidigital number, since it uses as much as digits as its factorization.

4022423441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45195858.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4022423441 is about 63422.5783219194. The cubic root of 4022423441 is about 1590.3617758589.

Adding to 4022423441 its reverse (1443242204), we get a palindrome (5465665645).

The spelling of 4022423441 in words is "four billion, twenty-two million, four hundred twenty-three thousand, four hundred forty-one".