22118014 has 16 divisors (see below), whose sum is σ = 35268480. Its totient is φ = 10373400.

The previous prime is 22118011. The next prime is 22118021. The reversal of 22118014 is 41081122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 22117982 and 22118000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22118011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089 + ... + 6739.

It is an arithmetic number, because the mean of its divisors is an integer number (2204280).

Almost surely, 2^22118014 is an apocalyptic number.

22118014 is a deficient number, since it is larger than the sum of its proper divisors (13150466).

22118014 is a wasteful number, since it uses less digits than its factorization.

22118014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 22118014 is about 4702.9792685063. The cubic root of 22118014 is about 280.7040699439.

Adding to 22118014 its reverse (41081122), we get a palindrome (63199136).

The spelling of 22118014 in words is "twenty-two million, one hundred eighteen thousand, fourteen".