224250569 has 2 divisors, whose sum is σ = 224250570. Its totient is φ = 224250568.

The previous prime is 224250539. The next prime is 224250571. The reversal of 224250569 is 965052422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116920969 + 107329600 = 10813^2 + 10360^2 .

It is a cyclic number.

It is not a de Polignac number, because 224250569 - 2²⁴ = 207473353 is a prime.

It is a super-2 number, since 2×224250569² = 100576635393647522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 224250571, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (224250539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112125284 + 112125285.

It is an arithmetic number, because the mean of its divisors is an integer number (112125285).

Almost surely, 2^224250569 is an apocalyptic number.

It is an amenable number.

224250569 is a deficient number, since it is larger than the sum of its proper divisors (1).

224250569 is an equidigital number, since it uses as much as digits as its factorization.

224250569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 224250569 is about 14974.9981302169. The cubic root of 224250569 is about 607.5441609020.

The spelling of 224250569 in words is "two hundred twenty-four million, two hundred fifty thousand, five hundred sixty-nine".