4400020022 has 4 divisors (see below), whose sum is σ = 6600030036. Its totient is φ = 2200010010.

The previous prime is 4400019977. The next prime is 4400020039. The reversal of 4400020022 is 2200200044.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 4400019979 and 4400020006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100005004 + ... + 1100005007.

It is an arithmetic number, because the mean of its divisors is an integer number (1650007509).

Almost surely, 2^4400020022 is an apocalyptic number.

4400020022 is a deficient number, since it is larger than the sum of its proper divisors (2200010014).

4400020022 is a wasteful number, since it uses less digits than its factorization.

4400020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200010013.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 4400020022 is about 66332.6467284398. The cubic root of 4400020022 is about 1638.6450267203.

Adding to 4400020022 its reverse (2200200044), we get a palindrome (6600220066).

The spelling of 4400020022 in words is "four billion, four hundred million, twenty thousand, twenty-two".