22114990 has 16 divisors (see below), whose sum is σ = 40778640. Its totient is φ = 8630080.

The previous prime is 22114979. The next prime is 22114991. The reversal of 22114990 is 9941122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22114991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26560 + ... + 27379.

It is an arithmetic number, because the mean of its divisors is an integer number (2548665).

Almost surely, 2^22114990 is an apocalyptic number.

22114990 is a deficient number, since it is larger than the sum of its proper divisors (18663650).

22114990 is a wasteful number, since it uses less digits than its factorization.

22114990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53987.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 22114990 is about 4702.6577591826. The cubic root of 22114990 is about 280.6912766344.

It can be divided in two parts, 22114 and 990, that added together give a square (23104 = 152²).

The spelling of 22114990 in words is "twenty-two million, one hundred fourteen thousand, nine hundred ninety".