825975 has 18 divisors (see below), whose sum is σ = 1479816. Its totient is φ = 440400.

The previous prime is 825971. The next prime is 825983. The reversal of 825975 is 579528.

It is not a de Polignac number, because 825975 - 2² = 825971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825971) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1611 + ... + 2060.

It is an arithmetic number, because the mean of its divisors is an integer number (82212).

2⁸²⁵⁹⁷⁵ is an apocalyptic number.

825975 is a deficient number, since it is larger than the sum of its proper divisors (653841).

825975 is a wasteful number, since it uses less digits than its factorization.

825975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3687 (or 3679 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 825975 is about 908.8316675821. The cubic root of 825975 is about 93.8258053547.

The spelling of 825975 in words is "eight hundred twenty-five thousand, nine hundred seventy-five".