5633881 has 12 divisors (see below), whose sum is σ = 6267492. Its totient is φ = 5060000.

The previous prime is 5633869. The next prime is 5633893. The reversal of 5633881 is 1883365.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5633869) and next prime (5633893).

It can be written as a sum of positive squares in 2 ways, for example, as 3920400 + 1713481 = 1980^2 + 1309^2 .

It is not a de Polignac number, because 5633881 - 2⁷ = 5633753 is a prime.

It is a super-2 number, since 2×5633881² = 63481230244322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5633821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11991 + ... + 12451.

It is an arithmetic number, because the mean of its divisors is an integer number (522291).

Almost surely, 2^5633881 is an apocalyptic number.

It is an amenable number.

5633881 is a deficient number, since it is larger than the sum of its proper divisors (633611).

5633881 is a wasteful number, since it uses less digits than its factorization.

5633881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584 (or 573 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 5633881 is about 2373.5797858930. The cubic root of 5633881 is about 177.9382123635.

It can be divided in two parts, 563 and 3881, that added together give a palindrome (4444).

The spelling of 5633881 in words is "five million, six hundred thirty-three thousand, eight hundred eighty-one".