3565741 has 2 divisors, whose sum is σ = 3565742. Its totient is φ = 3565740.

The previous prime is 3565739. The next prime is 3565747. The reversal of 3565741 is 1475653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1901641 + 1664100 = 1379^2 + 1290^2 .

It is a cyclic number.

It is not a de Polignac number, because 3565741 - 2¹ = 3565739 is a prime.

Together with 3565739, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3¹³ + 5³ + 6⁴ + 5⁹ + 7⁵ + 4³ + 1 .

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3565747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782870 + 1782871.

It is an arithmetic number, because the mean of its divisors is an integer number (1782871).

Almost surely, 2^3565741 is an apocalyptic number.

It is an amenable number.

3565741 is a deficient number, since it is larger than the sum of its proper divisors (1).

3565741 is an equidigital number, since it uses as much as digits as its factorization.

3565741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 31.

The square root of 3565741 is about 1888.3169755102. The cubic root of 3565741 is about 152.7741695187.

The spelling of 3565741 in words is "three million, five hundred sixty-five thousand, seven hundred forty-one".