440022122 has 8 divisors (see below), whose sum is σ = 681324672. Its totient is φ = 212913900.

The previous prime is 440022119. The next prime is 440022151. The reversal of 440022122 is 221220044.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 440022122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3548504 + ... + 3548627.

It is an arithmetic number, because the mean of its divisors is an integer number (85165584).

Almost surely, 2^440022122 is an apocalyptic number.

440022122 is a deficient number, since it is larger than the sum of its proper divisors (241302550).

440022122 is a wasteful number, since it uses less digits than its factorization.

440022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7097164.

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

The square root of 440022122 is about 20976.7042692602. The cubic root of 440022122 is about 760.6032387439.

Adding to 440022122 its reverse (221220044), we get a palindrome (661242166).

The spelling of 440022122 in words is "four hundred forty million, twenty-two thousand, one hundred twenty-two".