5255018 has 4 divisors (see below), whose sum is σ = 7882530. Its totient is φ = 2627508.

The previous prime is 5255009. The next prime is 5255021. The reversal of 5255018 is 8105525.

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

It can be written as a sum of positive squares in only one way, i.e., 5230369 + 24649 = 2287^2 + 157^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1313753 + ... + 1313756.

Almost surely, 2^5255018 is an apocalyptic number.

5255018 is a deficient number, since it is larger than the sum of its proper divisors (2627512).

5255018 is a wasteful number, since it uses less digits than its factorization.

5255018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627511.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 5255018 is about 2292.3826033191. The cubic root of 5255018 is about 173.8566882677.

The spelling of 5255018 in words is "five million, two hundred fifty-five thousand, eighteen".