5252505028 has 12 divisors (see below), whose sum is σ = 9732582972. Its totient is φ = 2471767040.

The previous prime is 5252505023. The next prime is 5252505047. The reversal of 5252505028 is 8205052525.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4168251844 + 1084253184 = 64562^2 + 32928^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 5252504984 and 5252505002.

It is not an unprimeable number, because it can be changed into a prime (5252505023) 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, 38621293 + ... + 38621428.

It is an arithmetic number, because the mean of its divisors is an integer number (811048581).

Almost surely, 2^5252505028 is an apocalyptic number.

It is an amenable number.

5252505028 is a deficient number, since it is larger than the sum of its proper divisors (4480077944).

5252505028 is a wasteful number, since it uses less digits than its factorization.

5252505028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77242742 (or 77242740 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The square root of 5252505028 is about 72474.1680048830. The cubic root of 5252505028 is about 1738.2897084595.

The spelling of 5252505028 in words is "five billion, two hundred fifty-two million, five hundred five thousand, twenty-eight".