5623986 has 8 divisors (see below), whose sum is σ = 11247984. Its totient is φ = 1874660.

The previous prime is 5623979. The next prime is 5624023. The reversal of 5623986 is 6893265.

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

5623986 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 468660 + ... + 468671.

It is an arithmetic number, because the mean of its divisors is an integer number (1405998).

Almost surely, 2^5623986 is an apocalyptic number.

5623986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5623986 is a wasteful number, since it uses less digits than its factorization.

5623986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937336.

The product of its digits is 77760, while the sum is 39.

The square root of 5623986 is about 2371.4944655217. The cubic root of 5623986 is about 177.8339780940.

It can be divided in two parts, 56 and 23986, that added together give a palindrome (24042).

The spelling of 5623986 in words is "five million, six hundred twenty-three thousand, nine hundred eighty-six".