3565057 has 8 divisors (see below), whose sum is σ = 3709800. Its totient is φ = 3421824.

The previous prime is 3565049. The next prime is 3565097. The reversal of 3565057 is 7505653.

It can be written as a sum of positive squares in 4 ways, for example, as 410881 + 3154176 = 641^2 + 1776^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3565057 - 2³ = 3565049 is a prime.

It is a Duffinian number.

3565057 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3565097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7573 + ... + 8029.

It is an arithmetic number, because the mean of its divisors is an integer number (463725).

Almost surely, 2^3565057 is an apocalyptic number.

It is an amenable number.

3565057 is a deficient number, since it is larger than the sum of its proper divisors (144743).

3565057 is a wasteful number, since it uses less digits than its factorization.

3565057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755.

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 3565057 is about 1888.1358531631. The cubic root of 3565057 is about 152.7644002342.

The spelling of 3565057 in words is "three million, five hundred sixty-five thousand, fifty-seven".