5252243225 has 12 divisors (see below), whose sum is σ = 6518241660. Its totient is φ = 4198272000.

The previous prime is 5252243221. The next prime is 5252243251. The reversal of 5252243225 is 5223422525.

It can be written as a sum of positive squares in 6 ways, for example, as 311840281 + 4940402944 = 17659^2 + 70288^2 .

It is not a de Polignac number, because 5252243225 - 2² = 5252243221 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5252243191 and 5252243200.

It is not an unprimeable number, because it can be changed into a prime (5252243221) 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, 57440 + ... + 117489.

It is an arithmetic number, because the mean of its divisors is an integer number (543186805).

Almost surely, 2^5252243225 is an apocalyptic number.

It is an amenable number.

5252243225 is a deficient number, since it is larger than the sum of its proper divisors (1265998435).

5252243225 is a wasteful number, since it uses less digits than its factorization.

5252243225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176140 (or 176135 counting only the distinct ones).

The product of its digits is 48000, while the sum is 32.

The square root of 5252243225 is about 72472.3618008962. The cubic root of 5252243225 is about 1738.2608271911.

The spelling of 5252243225 in words is "five billion, two hundred fifty-two million, two hundred forty-three thousand, two hundred twenty-five".