525080 has 16 divisors (see below), whose sum is σ = 1181520. Its totient is φ = 210016.

The previous prime is 525043. The next prime is 525101. The reversal of 525080 is 80525.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

525080 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6524 + ... + 6603.

It is an arithmetic number, because the mean of its divisors is an integer number (73845).

2⁵²⁵⁰⁸⁰ is an apocalyptic number.

It is an amenable number.

525080 is an abundant number, since it is smaller than the sum of its proper divisors (656440).

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

525080 is a wasteful number, since it uses less digits than its factorization.

525080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13138 (or 13134 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 525080 is about 724.6240404513. The cubic root of 525080 is about 80.6755296897.

The spelling of 525080 in words is "five hundred twenty-five thousand, eighty".