822525 has 24 divisors (see below), whose sum is σ = 1485024. Its totient is φ = 398400.

The previous prime is 822517. The next prime is 822539. The reversal of 822525 is 525228.

It is not a de Polignac number, because 822525 - 2³ = 822517 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 822495 and 822504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327 + ... + 1323.

It is an arithmetic number, because the mean of its divisors is an integer number (61876).

2⁸²²⁵²⁵ is an apocalyptic number.

It is an amenable number.

822525 is a deficient number, since it is larger than the sum of its proper divisors (662499).

822525 is a wasteful number, since it uses less digits than its factorization.

822525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021 (or 1016 counting only the distinct ones).

The product of its digits is 1600, while the sum is 24.

The square root of 822525 is about 906.9316402023. The cubic root of 822525 is about 93.6949899501.

The spelling of 822525 in words is "eight hundred twenty-two thousand, five hundred twenty-five".