5252424250 has 16 divisors (see below), whose sum is σ = 9832538664. Its totient is φ = 2100969600.

The previous prime is 5252424161. The next prime is 5252424251. The reversal of 5252424250 is 524242525.

It can be written as a sum of positive squares in 4 ways, for example, as 1545197481 + 3707226769 = 39309^2 + 60887^2 .

It is not an unprimeable number, because it can be changed into a prime (5252424251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10504599 + ... + 10505098.

Almost surely, 2^5252424250 is an apocalyptic number.

5252424250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5252424250 is a deficient number, since it is larger than the sum of its proper divisors (4580114414).

5252424250 is a wasteful number, since it uses less digits than its factorization.

5252424250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21009714 (or 21009704 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 5252424250 is about 72473.6107145215. The cubic root of 5252424250 is about 1738.2807973916.

Adding to 5252424250 its reverse (524242525), we get a palindrome (5776666775).

The spelling of 5252424250 in words is "five billion, two hundred fifty-two million, four hundred twenty-four thousand, two hundred fifty".