5255519 has 4 divisors (see below), whose sum is σ = 5304744. Its totient is φ = 5206296.

The previous prime is 5255507. The next prime is 5255527. The reversal of 5255519 is 9155525.

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

It is a cyclic number.

It is not a de Polignac number, because 5255519 - 2¹² = 5251423 is a prime.

It is a super-2 number, since 2×5255519² = 55240959918722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255219) 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, 24452 + ... + 24665.

It is an arithmetic number, because the mean of its divisors is an integer number (1326186).

Almost surely, 2^5255519 is an apocalyptic number.

5255519 is a deficient number, since it is larger than the sum of its proper divisors (49225).

5255519 is a wasteful number, since it uses less digits than its factorization.

5255519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49224.

The product of its digits is 11250, while the sum is 32.

The square root of 5255519 is about 2292.4918756672. The cubic root of 5255519 is about 173.8622131097.

The spelling of 5255519 in words is "five million, two hundred fifty-five thousand, five hundred nineteen".