5239231 has 8 divisors (see below), whose sum is σ = 5633280. Its totient is φ = 4857048.

The previous prime is 5239211. The next prime is 5239271. The reversal of 5239231 is 1329325.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5239231 - 2²¹ = 3142079 is a prime.

It is a super-2 number, since 2×5239231² = 54899082942722, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5⁸ + 2⁶ + 3³ + 9 + 2¹⁶ + 3¹⁴ + 1 .

It is a Duffinian number.

5239231 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5239196 and 5239205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5239211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2041 + ... + 3826.

It is an arithmetic number, because the mean of its divisors is an integer number (704160).

Almost surely, 2^5239231 is an apocalyptic number.

5239231 is a deficient number, since it is larger than the sum of its proper divisors (394049).

5239231 is a wasteful number, since it uses less digits than its factorization.

5239231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5933.

The product of its digits is 1620, while the sum is 25.

The square root of 5239231 is about 2288.9366526839. The cubic root of 5239231 is about 173.6824149267.

The spelling of 5239231 in words is "five million, two hundred thirty-nine thousand, two hundred thirty-one".