5581959 has 8 divisors (see below), whose sum is σ = 7615872. Its totient is φ = 3634680.

The previous prime is 5581937. The next prime is 5581963. The reversal of 5581959 is 9591855.

It is a happy number.

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

It is not a de Polignac number, because 5581959 - 2⁹ = 5581447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5581959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581969) 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 7 ways as a sum of consecutive naturals, for example, 21507 + ... + 21764.

It is an arithmetic number, because the mean of its divisors is an integer number (951984).

Almost surely, 2^5581959 is an apocalyptic number.

5581959 is a deficient number, since it is larger than the sum of its proper divisors (2033913).

5581959 is a wasteful number, since it uses less digits than its factorization.

5581959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43317.

The product of its digits is 81000, while the sum is 42.

The square root of 5581959 is about 2362.6169812308. The cubic root of 5581959 is about 177.3898966710.

The spelling of 5581959 in words is "five million, five hundred eighty-one thousand, nine hundred fifty-nine".