522895 has 4 divisors (see below), whose sum is σ = 627480. Its totient is φ = 418312.

The previous prime is 522887. The next prime is 522919. The reversal of 522895 is 598225.

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 522895 - 2³ = 522887 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52285 + ... + 52294.

It is an arithmetic number, because the mean of its divisors is an integer number (156870).

2⁵²²⁸⁹⁵ is an apocalyptic number.

522895 is a deficient number, since it is larger than the sum of its proper divisors (104585).

522895 is a wasteful number, since it uses less digits than its factorization.

522895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104584.

The product of its digits is 7200, while the sum is 31.

The square root of 522895 is about 723.1147903341. The cubic root of 522895 is about 80.5634698702.

The spelling of 522895 in words is "five hundred twenty-two thousand, eight hundred ninety-five".