22350569 has 2 divisors, whose sum is σ = 22350570. Its totient is φ = 22350568.

The previous prime is 22350551. The next prime is 22350571. The reversal of 22350569 is 96505322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21114025 + 1236544 = 4595^2 + 1112^2 .

It is a cyclic number.

It is not a de Polignac number, because 22350569 - 2⁸ = 22350313 is a prime.

It is a super-2 number, since 2×22350569² = 999095869247522, which contains 22 as substring.

Together with 22350571, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1409855 and since 22350569 and 1409855 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (22350539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11175284 + 11175285.

It is an arithmetic number, because the mean of its divisors is an integer number (11175285).

Almost surely, 2^22350569 is an apocalyptic number.

It is an amenable number.

22350569 is a deficient number, since it is larger than the sum of its proper divisors (1).

22350569 is an equidigital number, since it uses as much as digits as its factorization.

22350569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 22350569 is about 4727.6388398438. The cubic root of 22350569 is about 281.6844423889.

The spelling of 22350569 in words is "twenty-two million, three hundred fifty thousand, five hundred sixty-nine".