5255791 has 4 divisors (see below), whose sum is σ = 5322400. Its totient is φ = 5189184.

The previous prime is 5255777. The next prime is 5255797. The reversal of 5255791 is 1975525.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5255791 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 (5255797) 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 3 ways as a sum of consecutive naturals, for example, 33186 + ... + 33343.

It is an arithmetic number, because the mean of its divisors is an integer number (1330600).

Almost surely, 2^5255791 is an apocalyptic number.

5255791 is a deficient number, since it is larger than the sum of its proper divisors (66609).

5255791 is an equidigital number, since it uses as much as digits as its factorization.

5255791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66608.

The product of its digits is 15750, while the sum is 34.

The square root of 5255791 is about 2292.5511989921. The cubic root of 5255791 is about 173.8652124777.

The spelling of 5255791 in words is "five million, two hundred fifty-five thousand, seven hundred ninety-one".