5255993 has 2 divisors, whose sum is σ = 5255994. Its totient is φ = 5255992.

The previous prime is 5255959. The next prime is 5256001. The reversal of 5255993 is 3995525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4528384 + 727609 = 2128^2 + 853^2 .

It is a cyclic number.

It is not a de Polignac number, because 5255993 - 2²² = 1061689 is a prime.

It is not a weakly prime, because it can be changed into another prime (5255903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627996 + 2627997.

It is an arithmetic number, because the mean of its divisors is an integer number (2627997).

Almost surely, 2^5255993 is an apocalyptic number.

It is an amenable number.

5255993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255993 is an equidigital number, since it uses as much as digits as its factorization.

5255993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60750, while the sum is 38.

The square root of 5255993 is about 2292.5952542915. The cubic root of 5255993 is about 173.8674398825.

The spelling of 5255993 in words is "five million, two hundred fifty-five thousand, nine hundred ninety-three".