7085569 has 2 divisors, whose sum is σ = 7085570. Its totient is φ = 7085568.

The previous prime is 7085563. The next prime is 7085581. The reversal of 7085569 is 9655807.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6426225 + 659344 = 2535^2 + 812^2 .

It is a cyclic number.

It is not a de Polignac number, because 7085569 - 2¹¹ = 7083521 is a prime.

It is a super-2 number, since 2×7085569² = 100410576107522, which contains 22 as substring.

7085569 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (7085563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3542784 + 3542785.

It is an arithmetic number, because the mean of its divisors is an integer number (3542785).

Almost surely, 2^7085569 is an apocalyptic number.

It is an amenable number.

7085569 is a deficient number, since it is larger than the sum of its proper divisors (1).

7085569 is an equidigital number, since it uses as much as digits as its factorization.

7085569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 7085569 is about 2661.8732126080. The cubic root of 7085569 is about 192.0694283779.

The spelling of 7085569 in words is "seven million, eighty-five thousand, five hundred sixty-nine".