525350052 has 18 divisors (see below), whose sum is σ = 1327968278. Its totient is φ = 175116672.

The previous prime is 525350047. The next prime is 525350071. The reversal of 525350052 is 250053525.

It can be written as a sum of positive squares in only one way, i.e., 290157156 + 235192896 = 17034^2 + 15336^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 525349998 and 525350025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7296493 + ... + 7296564.

Almost surely, 2^525350052 is an apocalyptic number.

It is an amenable number.

525350052 is an abundant number, since it is smaller than the sum of its proper divisors (802618226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525350052 is a wasteful number, since it uses less digits than its factorization.

525350052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14593067 (or 14593062 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 525350052 is about 22920.5159627788. The cubic root of 525350052 is about 806.8935796614.

The spelling of 525350052 in words is "five hundred twenty-five million, three hundred fifty thousand, fifty-two".