404122022 has 4 divisors (see below), whose sum is σ = 606183036. Its totient is φ = 202061010.

The previous prime is 404122007. The next prime is 404122063. The reversal of 404122022 is 220221404.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101030504 + ... + 101030507.

It is an arithmetic number, because the mean of its divisors is an integer number (151545759).

Almost surely, 2^404122022 is an apocalyptic number.

404122022 is a deficient number, since it is larger than the sum of its proper divisors (202061014).

404122022 is a wasteful number, since it uses less digits than its factorization.

404122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202061013.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 404122022 is about 20102.7864237772. The cubic root of 404122022 is about 739.3285984727.

Adding to 404122022 its reverse (220221404), we get a palindrome (624343426).

The spelling of 404122022 in words is "four hundred four million, one hundred twenty-two thousand, twenty-two".