869225 has 12 divisors (see below), whose sum is σ = 1232064. Its totient is φ = 595920.

The previous prime is 869203. The next prime is 869233. The reversal of 869225 is 522968.

869225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 869225 - 2¹⁸ = 607081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 869191 and 869200.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 869225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2309 + ... + 2658.

It is an arithmetic number, because the mean of its divisors is an integer number (102672).

2⁸⁶⁹²²⁵ is an apocalyptic number.

It is an amenable number.

869225 is a deficient number, since it is larger than the sum of its proper divisors (362839).

869225 is a wasteful number, since it uses less digits than its factorization.

869225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4984 (or 4979 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 869225 is about 932.3223691406. The cubic root of 869225 is about 95.4356720743.

The spelling of 869225 in words is "eight hundred sixty-nine thousand, two hundred twenty-five".