5881591 has 4 divisors (see below), whose sum is σ = 5889312. Its totient is φ = 5873872.

The previous prime is 5881567. The next prime is 5881597. The reversal of 5881591 is 1951885.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5881591 - 2⁹ = 5881079 is a prime.

It is a super-2 number, since 2×5881591² = 69186225382562, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5881591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5881597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2575 + ... + 4288.

It is an arithmetic number, because the mean of its divisors is an integer number (1472328).

Almost surely, 2^5881591 is an apocalyptic number.

5881591 is a deficient number, since it is larger than the sum of its proper divisors (7721).

5881591 is an equidigital number, since it uses as much as digits as its factorization.

5881591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7720.

The product of its digits is 14400, while the sum is 37.

The square root of 5881591 is about 2425.1991670789. The cubic root of 5881591 is about 180.5087561583.

The spelling of 5881591 in words is "five million, eight hundred eighty-one thousand, five hundred ninety-one".