2039563 has 4 divisors (see below), whose sum is σ = 2044080. Its totient is φ = 2035048.

The previous prime is 2039561. The next prime is 2039567. The reversal of 2039563 is 3659302.

2039563 is an esthetic number in base 13, because in such base its adjacent digits differ by 1.

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

It is a cyclic number.

It is not a de Polignac number, because 2039563 - 2¹ = 2039561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2039561) 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 3 ways as a sum of consecutive naturals, for example, 1495 + ... + 2512.

It is an arithmetic number, because the mean of its divisors is an integer number (511020).

2^2039563 is an apocalyptic number.

2039563 is a deficient number, since it is larger than the sum of its proper divisors (4517).

2039563 is an equidigital number, since it uses as much as digits as its factorization.

2039563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 2039563 is about 1428.1326969158. The cubic root of 2039563 is about 126.8174573847.

The spelling of 2039563 in words is "two million, thirty-nine thousand, five hundred sixty-three".