22116769 has 2 divisors, whose sum is σ = 22116770. Its totient is φ = 22116768.

The previous prime is 22116751. The next prime is 22116797. The reversal of 22116769 is 96761122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 214369 = 4680^2 + 463^2 .

It is a cyclic number.

It is not a de Polignac number, because 22116769 - 2⁷ = 22116641 is a prime.

It is a super-2 number, since 2×22116769² = 978302941998722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22116719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11058384 + 11058385.

It is an arithmetic number, because the mean of its divisors is an integer number (11058385).

Almost surely, 2^22116769 is an apocalyptic number.

It is an amenable number.

22116769 is a deficient number, since it is larger than the sum of its proper divisors (1).

22116769 is an equidigital number, since it uses as much as digits as its factorization.

22116769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 22116769 is about 4702.8469037382. The cubic root of 22116769 is about 280.6988029984.

The spelling of 22116769 in words is "twenty-two million, one hundred sixteen thousand, seven hundred sixty-nine".