5285239 has 12 divisors (see below), whose sum is σ = 5636176. Its totient is φ = 4954752.

The previous prime is 5285237. The next prime is 5285243. The reversal of 5285239 is 9325825.

It is not a de Polignac number, because 5285239 - 2¹ = 5285237 is a prime.

It is a Duffinian number.

5285239 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5285237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51262 + ... + 51364.

Almost surely, 2^5285239 is an apocalyptic number.

5285239 is a deficient number, since it is larger than the sum of its proper divisors (350937).

5285239 is a wasteful number, since it uses less digits than its factorization.

5285239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 223 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 5285239 is about 2298.9647670201. The cubic root of 5285239 is about 174.1893279834.

The spelling of 5285239 in words is "five million, two hundred eighty-five thousand, two hundred thirty-nine".