5638862 has 16 divisors (see below), whose sum is σ = 8683200. Its totient is φ = 2745600.

The previous prime is 5638859. The next prime is 5638873. The reversal of 5638862 is 2688365.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 13862 + ... + 14262.

It is an arithmetic number, because the mean of its divisors is an integer number (542700).

Almost surely, 2^5638862 is an apocalyptic number.

5638862 is a deficient number, since it is larger than the sum of its proper divisors (3044338).

5638862 is a wasteful number, since it uses less digits than its factorization.

5638862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571.

The product of its digits is 69120, while the sum is 38.

The square root of 5638862 is about 2374.6288130990. The cubic root of 5638862 is about 177.9906362115.

The spelling of 5638862 in words is "five million, six hundred thirty-eight thousand, eight hundred sixty-two".