525268 has 6 divisors (see below), whose sum is σ = 919226. Its totient is φ = 262632.

The previous prime is 525257. The next prime is 525299. The reversal of 525268 is 862525.

It can be written as a sum of positive squares in only one way, i.e., 386884 + 138384 = 622^2 + 372^2 .

It is a d-powerful number, because it can be written as 5³ + 2 + 2¹⁹ + 5³ + 6³ + 8³ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65655 + ... + 65662.

2⁵²⁵²⁶⁸ is an apocalyptic number.

It is an amenable number.

525268 is a deficient number, since it is larger than the sum of its proper divisors (393958).

525268 is a wasteful number, since it uses less digits than its factorization.

525268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131321 (or 131319 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 525268 is about 724.7537512838. The cubic root of 525268 is about 80.6851569146.

The spelling of 525268 in words is "five hundred twenty-five thousand, two hundred sixty-eight".