22316627 has 4 divisors (see below), whose sum is σ = 22333440. Its totient is φ = 22299816.

The previous prime is 22316617. The next prime is 22316633. The reversal of 22316627 is 72661322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22316627 is a prime.

It is a super-3 number, since 3×22316627³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22316627.

It is not an unprimeable number, because it can be changed into a prime (22316617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6227 + ... + 9132.

It is an arithmetic number, because the mean of its divisors is an integer number (5583360).

Almost surely, 2^22316627 is an apocalyptic number.

22316627 is a deficient number, since it is larger than the sum of its proper divisors (16813).

22316627 is a wasteful number, since it uses less digits than its factorization.

22316627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16812.

The product of its digits is 6048, while the sum is 29.

The square root of 22316627 is about 4724.0477347292. The cubic root of 22316627 is about 281.5417796938.

Adding to 22316627 its reverse (72661322), we get a palindrome (94977949).

The spelling of 22316627 in words is "twenty-two million, three hundred sixteen thousand, six hundred twenty-seven".