52125625 has 10 divisors (see below), whose sum is σ = 65136962. Its totient is φ = 41700000.

The previous prime is 52125617. The next prime is 52125629. The reversal of 52125625 is 52652125.

It can be written as a sum of positive squares in 5 ways, for example, as 15776784 + 36348841 = 3972^2 + 6029^2 .

It is not a de Polignac number, because 52125625 - 2³ = 52125617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52125593 and 52125602.

It is not an unprimeable number, because it can be changed into a prime (52125629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 41076 + ... + 42325.

Almost surely, 2^52125625 is an apocalyptic number.

It is an amenable number.

52125625 is a deficient number, since it is larger than the sum of its proper divisors (13011337).

52125625 is an frugal number, since it uses more digits than its factorization.

52125625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83421 (or 83406 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 52125625 is about 7219.8078229271. The cubic root of 52125625 is about 373.5514487734.

The spelling of 52125625 in words is "fifty-two million, one hundred twenty-five thousand, six hundred twenty-five".