22114621 has 8 divisors (see below), whose sum is σ = 23083704. Its totient is φ = 21166080.

The previous prime is 22114607. The next prime is 22114627. The reversal of 22114621 is 12641122.

It can be written as a sum of positive squares in 4 ways, for example, as 1999396 + 20115225 = 1414^2 + 4485^2 .

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

It is not a de Polignac number, because 22114621 - 2¹⁵ = 22081853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22114627) 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, 2916 + ... + 7261.

It is an arithmetic number, because the mean of its divisors is an integer number (2885463).

Almost surely, 2^22114621 is an apocalyptic number.

It is an amenable number.

22114621 is a deficient number, since it is larger than the sum of its proper divisors (969083).

22114621 is a wasteful number, since it uses less digits than its factorization.

22114621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10271.

The product of its digits is 192, while the sum is 19.

The square root of 22114621 is about 4702.6185258853. The cubic root of 22114621 is about 280.6897154662.

Adding to 22114621 its reverse (12641122), we get a palindrome (34755743).

The spelling of 22114621 in words is "twenty-two million, one hundred fourteen thousand, six hundred twenty-one".