2243569567 has 2 divisors, whose sum is σ = 2243569568. Its totient is φ = 2243569566.

The previous prime is 2243569561. The next prime is 2243569589. The reversal of 2243569567 is 7659653422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243569567 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2243569567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2243569561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121784783 + 1121784784.

It is an arithmetic number, because the mean of its divisors is an integer number (1121784784).

Almost surely, 2^2243569567 is an apocalyptic number.

2243569567 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243569567 is an equidigital number, since it uses as much as digits as its factorization.

2243569567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 49.

The square root of 2243569567 is about 47366.3336875465. Note that the first 3 decimals coincide. The cubic root of 2243569567 is about 1309.1211725019.

The spelling of 2243569567 in words is "two billion, two hundred forty-three million, five hundred sixty-nine thousand, five hundred sixty-seven".