3634563 has 8 divisors (see below), whose sum is σ = 4925776. Its totient is φ = 2383200.

The previous prime is 3634559. The next prime is 3634571. The reversal of 3634563 is 3654363.

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

It is not a de Polignac number, because 3634563 - 2² = 3634559 is a prime.

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 3634563.

It is not an unprimeable number, because it can be changed into a prime (3634513) 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, 9748 + ... + 10113.

It is an arithmetic number, because the mean of its divisors is an integer number (615722).

Almost surely, 2^3634563 is an apocalyptic number.

3634563 is a deficient number, since it is larger than the sum of its proper divisors (1291213).

3634563 is a wasteful number, since it uses less digits than its factorization.

3634563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19925.

The product of its digits is 19440, while the sum is 30.

The square root of 3634563 is about 1906.4529891922. The cubic root of 3634563 is about 153.7508057331.

It can be divided in two parts, 363 and 4563, that multiplied together give a square (1656369 = 1287²).

The spelling of 3634563 in words is "three million, six hundred thirty-four thousand, five hundred sixty-three".