7983563 has 8 divisors (see below), whose sum is σ = 9205728. Its totient is φ = 6781824.

The previous prime is 7983551. The next prime is 7983571. The reversal of 7983563 is 3653897.

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

It is not a de Polignac number, because 7983563 - 2⁸ = 7983307 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 7983563.

It is not an unprimeable number, because it can be changed into a prime (7983583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4256 + ... + 5837.

It is an arithmetic number, because the mean of its divisors is an integer number (1150716).

Almost surely, 2^7983563 is an apocalyptic number.

7983563 is a deficient number, since it is larger than the sum of its proper divisors (1222165).

7983563 is a wasteful number, since it uses less digits than its factorization.

7983563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10213.

The product of its digits is 136080, while the sum is 41.

The square root of 7983563 is about 2825.5199521504. The cubic root of 7983563 is about 199.8629310820.

The spelling of 7983563 in words is "seven million, nine hundred eighty-three thousand, five hundred sixty-three".