3565697 has 2 divisors, whose sum is σ = 3565698. Its totient is φ = 3565696.

The previous prime is 3565693. The next prime is 3565721. The reversal of 3565697 is 7965653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2163841 + 1401856 = 1471^2 + 1184^2 .

It is an emirp because it is prime and its reverse (7965653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3565697 - 2² = 3565693 is a prime.

It is not a weakly prime, because it can be changed into another prime (3565693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782848 + 1782849.

It is an arithmetic number, because the mean of its divisors is an integer number (1782849).

Almost surely, 2^3565697 is an apocalyptic number.

It is an amenable number.

3565697 is a deficient number, since it is larger than the sum of its proper divisors (1).

3565697 is an equidigital number, since it uses as much as digits as its factorization.

3565697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 41.

The square root of 3565697 is about 1888.3053248879. The cubic root of 3565697 is about 152.7735411228.

It can be divided in two parts, 35656 and 97, that added together give a palindrome (35753).

The spelling of 3565697 in words is "three million, five hundred sixty-five thousand, six hundred ninety-seven".