5633987 has 8 divisors (see below), whose sum is σ = 6001632. Its totient is φ = 5270400.

The previous prime is 5633981. The next prime is 5634001. The reversal of 5633987 is 7893365.

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

It is a cyclic number.

It is not a de Polignac number, because 5633987 - 2⁶ = 5633923 is a prime.

It is a d-powerful number, because it can be written as 5 + 6⁵ + 3 + 3⁹ + 9⁷ + 8 + 7⁷ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5633981) 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, 2162 + ... + 3992.

It is an arithmetic number, because the mean of its divisors is an integer number (750204).

Almost surely, 2^5633987 is an apocalyptic number.

5633987 is a deficient number, since it is larger than the sum of its proper divisors (367645).

5633987 is a wasteful number, since it uses less digits than its factorization.

5633987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029.

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

The square root of 5633987 is about 2373.6021149300. The cubic root of 5633987 is about 177.9393283102.

It can be divided in two parts, 56 and 33987, that added together give a palindrome (34043).

The spelling of 5633987 in words is "five million, six hundred thirty-three thousand, nine hundred eighty-seven".