825018 has 16 divisors (see below), whose sum is σ = 1737120. Its totient is φ = 260496.

The previous prime is 825017. The next prime is 825029. The reversal of 825018 is 810528.

It is not an unprimeable number, because it can be changed into a prime (825017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3505 + ... + 3732.

It is an arithmetic number, because the mean of its divisors is an integer number (108570).

2⁸²⁵⁰¹⁸ is an apocalyptic number.

825018 is an abundant number, since it is smaller than the sum of its proper divisors (912102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

825018 is a wasteful number, since it uses less digits than its factorization.

825018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7261.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 825018 is about 908.3050148491. The cubic root of 825018 is about 93.7895548643.

The spelling of 825018 in words is "eight hundred twenty-five thousand, eighteen".