5255287 has 4 divisors (see below), whose sum is σ = 5271496. Its totient is φ = 5239080.

The previous prime is 5255281. The next prime is 5255297. The reversal of 5255287 is 7825525.

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-5255287 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 (5255281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7608 + ... + 8269.

It is an arithmetic number, because the mean of its divisors is an integer number (1317874).

Almost surely, 2^5255287 is an apocalyptic number.

5255287 is a deficient number, since it is larger than the sum of its proper divisors (16209).

5255287 is a wasteful number, since it uses less digits than its factorization.

5255287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16208.

The product of its digits is 28000, while the sum is 34.

The square root of 5255287 is about 2292.4412751475. The cubic root of 5255287 is about 173.8596547435.

The spelling of 5255287 in words is "five million, two hundred fifty-five thousand, two hundred eighty-seven".