22440110 has 64 divisors (see below), whose sum is σ = 50955264. Its totient is φ = 6912000.

The previous prime is 22440059. The next prime is 22440133. The reversal of 22440110 is 1104422.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a plaindrome in base 16.

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 in 31 ways as a sum of consecutive naturals, for example, 116174 + ... + 116366.

It is an arithmetic number, because the mean of its divisors is an integer number (796176).

Almost surely, 2^22440110 is an apocalyptic number.

22440110 is an abundant number, since it is smaller than the sum of its proper divisors (28515154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22440110 is a wasteful number, since it uses less digits than its factorization.

22440110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 22440110 is about 4737.0993234257. The cubic root of 22440110 is about 282.0601032128.

Adding to 22440110 its reverse (1104422), we get a palindrome (23544532).

The spelling of 22440110 in words is "twenty-two million, four hundred forty thousand, one hundred ten".