522885 has 16 divisors (see below), whose sum is σ = 912960. Its totient is φ = 253440.

The previous prime is 522883. The next prime is 522887. The reversal of 522885 is 588225.

It is an interprime number because it is at equal distance from previous prime (522883) and next prime (522887).

It is not a de Polignac number, because 522885 - 2¹ = 522883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522881) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1420 + ... + 1749.

It is an arithmetic number, because the mean of its divisors is an integer number (57060).

2⁵²²⁸⁸⁵ is an apocalyptic number.

522885 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522885 is a deficient number, since it is larger than the sum of its proper divisors (390075).

522885 is a wasteful number, since it uses less digits than its factorization.

522885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188.

The product of its digits is 6400, while the sum is 30.

The square root of 522885 is about 723.1078757696. The cubic root of 522885 is about 80.5629562937.

The spelling of 522885 in words is "five hundred twenty-two thousand, eight hundred eighty-five".