5827991 has 8 divisors (see below), whose sum is σ = 6645744. Its totient is φ = 5063040.

The previous prime is 5827979. The next prime is 5827999. The reversal of 5827991 is 1997285.

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

It is a cyclic number.

It is not a de Polignac number, because 5827991 - 2¹⁰ = 5826967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5827999) 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, 12965 + ... + 13406.

It is an arithmetic number, because the mean of its divisors is an integer number (830718).

Almost surely, 2^5827991 is an apocalyptic number.

5827991 is a deficient number, since it is larger than the sum of its proper divisors (817753).

5827991 is a wasteful number, since it uses less digits than its factorization.

5827991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26401.

The product of its digits is 45360, while the sum is 41.

The square root of 5827991 is about 2414.1232362910. The cubic root of 5827991 is about 179.9587456897.

The spelling of 5827991 in words is "five million, eight hundred twenty-seven thousand, nine hundred ninety-one".