5638633 has 32 divisors (see below), whose sum is σ = 7805952. Its totient is φ = 3931200.

The previous prime is 5638631. The next prime is 5638639. The reversal of 5638633 is 3368365.

It is a happy number.

It is not a de Polignac number, because 5638633 - 2¹ = 5638631 is a prime.

It is a super-3 number, since 3×5638633³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5638631) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 42978 + ... + 43108.

It is an arithmetic number, because the mean of its divisors is an integer number (243936).

Almost surely, 2^5638633 is an apocalyptic number.

It is an amenable number.

5638633 is a deficient number, since it is larger than the sum of its proper divisors (2167319).

5638633 is a wasteful number, since it uses less digits than its factorization.

5638633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205.

The product of its digits is 38880, while the sum is 34.

The square root of 5638633 is about 2374.5805945472. The cubic root of 5638633 is about 177.9882267178.

The spelling of 5638633 in words is "five million, six hundred thirty-eight thousand, six hundred thirty-three".