5581939 has 8 divisors (see below), whose sum is σ = 6354432. Its totient is φ = 4853640.

The previous prime is 5581937. The next prime is 5581963. The reversal of 5581939 is 9391855.

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

It is not a de Polignac number, because 5581939 - 2¹ = 5581937 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 10779 + ... + 11284.

It is an arithmetic number, because the mean of its divisors is an integer number (794304).

Almost surely, 2^5581939 is an apocalyptic number.

5581939 is a deficient number, since it is larger than the sum of its proper divisors (772493).

5581939 is a wasteful number, since it uses less digits than its factorization.

5581939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22097.

The product of its digits is 48600, while the sum is 40.

The square root of 5581939 is about 2362.6127486323. The cubic root of 5581939 is about 177.3896848098.

The spelling of 5581939 in words is "five million, five hundred eighty-one thousand, nine hundred thirty-nine".