525567 has 16 divisors (see below), whose sum is σ = 829440. Its totient is φ = 289632.

The previous prime is 525541. The next prime is 525571. The reversal of 525567 is 765525.

525567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 525567 - 2⁷ = 525439 is a prime.

525567 is a modest number, since divided by 567 gives 525 as remainder.

525567 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178 + ... + 1040.

It is an arithmetic number, because the mean of its divisors is an integer number (51840).

2⁵²⁵⁵⁶⁷ is an apocalyptic number.

525567 is a deficient number, since it is larger than the sum of its proper divisors (303873).

525567 is a wasteful number, since it uses less digits than its factorization.

525567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902.

The product of its digits is 10500, while the sum is 30.

The square root of 525567 is about 724.9599988965. The cubic root of 525567 is about 80.7004635681.

The spelling of 525567 in words is "five hundred twenty-five thousand, five hundred sixty-seven".