3566065 has 8 divisors (see below), whose sum is σ = 4299048. Its totient is φ = 2839680.

The previous prime is 3566063. The next prime is 3566099. The reversal of 3566065 is 5606653.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 665856 + 2900209 = 816^2 + 1703^2 .

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

It is not a de Polignac number, because 3566065 - 2¹ = 3566063 is a prime.

It is a Duffinian number.

3566065 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3566063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366 + ... + 2695.

It is an arithmetic number, because the mean of its divisors is an integer number (537381).

Almost surely, 2^3566065 is an apocalyptic number.

It is an amenable number.

3566065 is a deficient number, since it is larger than the sum of its proper divisors (732983).

3566065 is a wasteful number, since it uses less digits than its factorization.

3566065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3299.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 3566065 is about 1888.4027642428. The cubic root of 3566065 is about 152.7787966384.

The spelling of 3566065 in words is "three million, five hundred sixty-six thousand, sixty-five".