3789565 has 16 divisors (see below), whose sum is σ = 4940208. Its totient is φ = 2774016.

The previous prime is 3789529. The next prime is 3789571. The reversal of 3789565 is 5659873.

It can be written as a sum of positive squares in 8 ways, for example, as 80089 + 3709476 = 283^2 + 1926^2 .

It is a cyclic number.

It is not a de Polignac number, because 3789565 - 2¹⁷ = 3658493 is a prime.

3789565 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11077 + ... + 11413.

It is an arithmetic number, because the mean of its divisors is an integer number (308763).

Almost surely, 2^3789565 is an apocalyptic number.

It is an amenable number.

3789565 is a deficient number, since it is larger than the sum of its proper divisors (1150643).

3789565 is a wasteful number, since it uses less digits than its factorization.

3789565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528.

The product of its digits is 226800, while the sum is 43.

The square root of 3789565 is about 1946.6805079417. The cubic root of 3789565 is about 155.9061044648.

The spelling of 3789565 in words is "three million, seven hundred eighty-nine thousand, five hundred sixty-five".