825198 has 16 divisors (see below), whose sum is σ = 1800576. Its totient is φ = 250040.

The previous prime is 825193. The next prime is 825199. The reversal of 825198 is 891528.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6186 + ... + 6317.

It is an arithmetic number, because the mean of its divisors is an integer number (112536).

2⁸²⁵¹⁹⁸ is an apocalyptic number.

825198 is an abundant number, since it is smaller than the sum of its proper divisors (975378).

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

825198 is a wasteful number, since it uses less digits than its factorization.

825198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12519.

The product of its digits is 5760, while the sum is 33.

The square root of 825198 is about 908.4040951031. The cubic root of 825198 is about 93.7963752780.

The spelling of 825198 in words is "eight hundred twenty-five thousand, one hundred ninety-eight".