525534 has 8 divisors (see below), whose sum is σ = 1051080. Its totient is φ = 175176.

The previous prime is 525533. The next prime is 525541. The reversal of 525534 is 435525.

It is a sphenic number, since it is the product of 3 distinct primes.

525534 is an admirable number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525533) 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, 43789 + ... + 43800.

It is an arithmetic number, because the mean of its divisors is an integer number (131385).

2⁵²⁵⁵³⁴ is an apocalyptic number.

525534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

525534 is a wasteful number, since it uses less digits than its factorization.

525534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87594.

The product of its digits is 3000, while the sum is 24.

The square root of 525534 is about 724.9372386628. The cubic root of 525534 is about 80.6987744901.

Subtracting from 525534 its reverse (435525), we obtain a palindrome (90009).

The spelling of 525534 in words is "five hundred twenty-five thousand, five hundred thirty-four".