3652563 has 4 divisors (see below), whose sum is σ = 4870088. Its totient is φ = 2435040.

The previous prime is 3652559. The next prime is 3652573.

3652563 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3652563 - 2² = 3652559 is a prime.

It is a D-number.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3652563.

It is not an unprimeable number, because it can be changed into a prime (3652543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608758 + ... + 608763.

It is an arithmetic number, because the mean of its divisors is an integer number (1217522).

Almost surely, 2^3652563 is an apocalyptic number.

3652563 is a deficient number, since it is larger than the sum of its proper divisors (1217525).

3652563 is a wasteful number, since it uses less digits than its factorization.

3652563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217524.

The product of its digits is 16200, while the sum is 30.

The square root of 3652563 is about 1911.1679675005. The cubic root of 3652563 is about 154.0042023928.

Subtracting from 3652563 its product of digits (16200), we obtain a palindrome (3636363).

The spelling of 3652563 in words is "three million, six hundred fifty-two thousand, five hundred sixty-three".