2089563 has 16 divisors (see below), whose sum is σ = 3352320. Its totient is φ = 1130976.

The previous prime is 2089559. The next prime is 2089567. The reversal of 2089563 is 3659802.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2089559) and next prime (2089567).

It is not a de Polignac number, because 2089563 - 2² = 2089559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2089567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2220 + ... + 3017.

It is an arithmetic number, because the mean of its divisors is an integer number (209520).

2^2089563 is an apocalyptic number.

2089563 is a deficient number, since it is larger than the sum of its proper divisors (1262757).

2089563 is a wasteful number, since it uses less digits than its factorization.

2089563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2089563 is about 1445.5320819684. The cubic root of 2089563 is about 127.8454147828.

The spelling of 2089563 in words is "two million, eighty-nine thousand, five hundred sixty-three".