2022400444 has 48 divisors (see below), whose sum is σ = 3889299456. Its totient is φ = 916012800.

The previous prime is 2022400441. The next prime is 2022400469. The reversal of 2022400444 is 4440042202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022400441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400117 + ... + 405139.

It is an arithmetic number, because the mean of its divisors is an integer number (81027072).

Almost surely, 2^2022400444 is an apocalyptic number.

It is an amenable number.

2022400444 is a deficient number, since it is larger than the sum of its proper divisors (1866899012).

2022400444 is a wasteful number, since it uses less digits than its factorization.

2022400444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266 (or 5264 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 2022400444 is about 44971.1067686798. The cubic root of 2022400444 is about 1264.6073956488.

Adding to 2022400444 its reverse (4440042202), we get a palindrome (6462442646).

The spelling of 2022400444 in words is "two billion, twenty-two million, four hundred thousand, four hundred forty-four".