3630565 has 16 divisors (see below), whose sum is σ = 4584960. Its totient is φ = 2756160.

The previous prime is 3630559. The next prime is 3630593. The reversal of 3630565 is 5650363.

It is not a de Polignac number, because 3630565 - 2⁷ = 3630437 is a prime.

It is an alternating number because its digits alternate between odd and even.

3630565 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, 8947 + ... + 9343.

It is an arithmetic number, because the mean of its divisors is an integer number (286560).

Almost surely, 2^3630565 is an apocalyptic number.

It is an amenable number.

3630565 is a deficient number, since it is larger than the sum of its proper divisors (954395).

3630565 is a wasteful number, since it uses less digits than its factorization.

3630565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 3630565 is about 1905.4041566030. The cubic root of 3630565 is about 153.6944100264.

The spelling of 3630565 in words is "three million, six hundred thirty thousand, five hundred sixty-five".