5563986 has 32 divisors (see below), whose sum is σ = 11622528. Its totient is φ = 1774080.

The previous prime is 5563951. The next prime is 5563991. The reversal of 5563986 is 6893655.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15586 + ... + 15938.

It is an arithmetic number, because the mean of its divisors is an integer number (363204).

Almost surely, 2^5563986 is an apocalyptic number.

5563986 is an abundant number, since it is smaller than the sum of its proper divisors (6058542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5563986 is a wasteful number, since it uses less digits than its factorization.

5563986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466.

The product of its digits is 194400, while the sum is 42.

The square root of 5563986 is about 2358.8102933471. The cubic root of 5563986 is about 177.1993030935.

The spelling of 5563986 in words is "five million, five hundred sixty-three thousand, nine hundred eighty-six".