525767 has 4 divisors (see below), whose sum is σ = 573576. Its totient is φ = 477960.

The previous prime is 525739. The next prime is 525769. The reversal of 525767 is 767525.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 525767 - 2¹⁰ = 524743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525769) 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, 23888 + ... + 23909.

It is an arithmetic number, because the mean of its divisors is an integer number (143394).

2⁵²⁵⁷⁶⁷ is an apocalyptic number.

525767 is a deficient number, since it is larger than the sum of its proper divisors (47809).

525767 is a wasteful number, since it uses less digits than its factorization.

525767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47808.

The product of its digits is 14700, while the sum is 32.

The square root of 525767 is about 725.0979244212. The cubic root of 525767 is about 80.7106988923.

The spelling of 525767 in words is "five hundred twenty-five thousand, seven hundred sixty-seven".