5240234533 has 4 divisors (see below), whose sum is σ = 5241008268. Its totient is φ = 5239460800.

The previous prime is 5240234507. The next prime is 5240234543. The reversal of 5240234533 is 3354320425.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3231581409 + 2008653124 = 56847^2 + 44818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5240234533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5240234495 and 5240234504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5240234543) 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, 376618 + ... + 390283.

It is an arithmetic number, because the mean of its divisors is an integer number (1310252067).

Almost surely, 2^5240234533 is an apocalyptic number.

It is an amenable number.

5240234533 is a deficient number, since it is larger than the sum of its proper divisors (773735).

5240234533 is an equidigital number, since it uses as much as digits as its factorization.

5240234533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773734.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 5240234533 is about 72389.4642403161. The cubic root of 5240234533 is about 1736.9350338023.

Adding to 5240234533 its reverse (3354320425), we get a palindrome (8594554958).

The spelling of 5240234533 in words is "five billion, two hundred forty million, two hundred thirty-four thousand, five hundred thirty-three".