5581936 has 20 divisors (see below), whose sum is σ = 10881000. Its totient is φ = 2773952.

The previous prime is 5581897. The next prime is 5581937. The reversal of 5581936 is 6391855.

It is a junction number, because it is equal to n+sod(n) for n = 5581895 and 5581904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1890 + ... + 3838.

It is an arithmetic number, because the mean of its divisors is an integer number (544050).

Almost surely, 2^5581936 is an apocalyptic number.

It is an amenable number.

5581936 is a deficient number, since it is larger than the sum of its proper divisors (5299064).

5581936 is a wasteful number, since it uses less digits than its factorization.

5581936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136 (or 2130 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The square root of 5581936 is about 2362.6121137419. The cubic root of 5581936 is about 177.3896530306.

It can be divided in two parts, 55819 and 36, that added together give a palindrome (55855).

The spelling of 5581936 in words is "five million, five hundred eighty-one thousand, nine hundred thirty-six".