3537565 has 16 divisors (see below), whose sum is σ = 4538880. Its totient is φ = 2640960.

The previous prime is 3537563. The next prime is 3537571. The reversal of 3537565 is 5657353.

It is not a de Polignac number, because 3537565 - 2¹ = 3537563 is a prime.

It is a super-2 number, since 2×3537565² = 25028732258450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3537565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3537563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4102 + ... + 4888.

It is an arithmetic number, because the mean of its divisors is an integer number (283680).

Almost surely, 2^3537565 is an apocalyptic number.

It is an amenable number.

3537565 is a deficient number, since it is larger than the sum of its proper divisors (1001315).

3537565 is a wasteful number, since it uses less digits than its factorization.

3537565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852.

The product of its digits is 47250, while the sum is 34.

The square root of 3537565 is about 1880.8415669588. The cubic root of 3537565 is about 152.3707047068.

The spelling of 3537565 in words is "three million, five hundred thirty-seven thousand, five hundred sixty-five".