22222440046 has 8 divisors (see below), whose sum is σ = 33362573904. Its totient is φ = 11101582080.

The previous prime is 22222440041. The next prime is 22222440049. The reversal of 22222440046 is 64004422222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22222439996 and 22222440023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222440041) 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, 4816090 + ... + 4820701.

It is an arithmetic number, because the mean of its divisors is an integer number (4170321738).

Almost surely, 2^22222440046 is an apocalyptic number.

22222440046 is a deficient number, since it is larger than the sum of its proper divisors (11140133858).

22222440046 is a wasteful number, since it uses less digits than its factorization.

22222440046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9637946.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22222440046 its reverse (64004422222), we get a palindrome (86226862268).

The spelling of 22222440046 in words is "twenty-two billion, two hundred twenty-two million, four hundred forty thousand, forty-six".