525755 has 8 divisors (see below), whose sum is σ = 640224. Its totient is φ = 414400.

The previous prime is 525739. The next prime is 525769. The reversal of 525755 is 557525.

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

It is not a de Polignac number, because 525755 - 2⁴ = 525739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386 + ... + 1095.

It is an arithmetic number, because the mean of its divisors is an integer number (80028).

2⁵²⁵⁷⁵⁵ is an apocalyptic number.

525755 is a deficient number, since it is larger than the sum of its proper divisors (114469).

525755 is a wasteful number, since it uses less digits than its factorization.

525755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557.

The product of its digits is 8750, while the sum is 29.

The square root of 525755 is about 725.0896496296. The cubic root of 525755 is about 80.7100848460.

The spelling of 525755 in words is "five hundred twenty-five thousand, seven hundred fifty-five".