5252613242 has 4 divisors (see below), whose sum is σ = 7878919866. Its totient is φ = 2626306620.

The previous prime is 5252613241. The next prime is 5252613253. The reversal of 5252613242 is 2423162525.

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., 4859344681 + 393268561 = 69709^2 + 19831^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5252613199 and 5252613208.

It is not an unprimeable number, because it can be changed into a prime (5252613241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313153309 + ... + 1313153312.

Almost surely, 2^5252613242 is an apocalyptic number.

5252613242 is a deficient number, since it is larger than the sum of its proper divisors (2626306624).

5252613242 is a wasteful number, since it uses less digits than its factorization.

5252613242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626306623.

The product of its digits is 28800, while the sum is 32.

The square root of 5252613242 is about 72474.9145704912. The cubic root of 5252613242 is about 1738.3016460010.

Adding to 5252613242 its reverse (2423162525), we get a palindrome (7675775767).

The spelling of 5252613242 in words is "five billion, two hundred fifty-two million, six hundred thirteen thousand, two hundred forty-two".