825275 has 12 divisors (see below), whose sum is σ = 1116744. Its totient is φ = 600000.

The previous prime is 825259. The next prime is 825277. The reversal of 825275 is 572528.

It is not a de Polignac number, because 825275 - 2⁴ = 825259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1226 + ... + 1775.

It is an arithmetic number, because the mean of its divisors is an integer number (93062).

2⁸²⁵²⁷⁵ is an apocalyptic number.

825275 is a deficient number, since it is larger than the sum of its proper divisors (291469).

825275 is a wasteful number, since it uses less digits than its factorization.

825275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022 (or 3017 counting only the distinct ones).

The product of its digits is 5600, while the sum is 29.

The square root of 825275 is about 908.4464761338. The cubic root of 825275 is about 93.7992925965.

The spelling of 825275 in words is "eight hundred twenty-five thousand, two hundred seventy-five".