3612563 has 4 divisors (see below), whose sum is σ = 3616368. Its totient is φ = 3608760.

The previous prime is 3612547. The next prime is 3612577. The reversal of 3612563 is 3652163.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3612563 - 2⁴ = 3612547 is a prime.

It is a super-2 number, since 2×3612563² = 26101222857938, which contains 22 as substring.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3612503) 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, 845 + ... + 2817.

It is an arithmetic number, because the mean of its divisors is an integer number (904092).

Almost surely, 2^3612563 is an apocalyptic number.

3612563 is a deficient number, since it is larger than the sum of its proper divisors (3805).

3612563 is a wasteful number, since it uses less digits than its factorization.

3612563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3804.

The product of its digits is 3240, while the sum is 26.

The square root of 3612563 is about 1900.6743540123. The cubic root of 3612563 is about 153.4399599671.

The spelling of 3612563 in words is "three million, six hundred twelve thousand, five hundred sixty-three".