5255489 has 4 divisors (see below), whose sum is σ = 5327556. Its totient is φ = 5183424.

The previous prime is 5255479. The next prime is 5255507. The reversal of 5255489 is 9845525.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4431025 + 824464 = 2105^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 5255489 - 2⁸ = 5255233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35924 + ... + 36069.

It is an arithmetic number, because the mean of its divisors is an integer number (1331889).

Almost surely, 2^5255489 is an apocalyptic number.

It is an amenable number.

5255489 is a deficient number, since it is larger than the sum of its proper divisors (72067).

5255489 is an equidigital number, since it uses as much as digits as its factorization.

5255489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72066.

The product of its digits is 72000, while the sum is 38.

The square root of 5255489 is about 2292.4853325594. The cubic root of 5255489 is about 173.8618822907.

The spelling of 5255489 in words is "five million, two hundred fifty-five thousand, four hundred eighty-nine".