825942 has 16 divisors (see below), whose sum is σ = 1779120. Its totient is φ = 254112.

The previous prime is 825919. The next prime is 825947. The reversal of 825942 is 249528.

825942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825947) by changing a digit.

825942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5217 + ... + 5372.

It is an arithmetic number, because the mean of its divisors is an integer number (111195).

2⁸²⁵⁹⁴² is an apocalyptic number.

825942 is an abundant number, since it is smaller than the sum of its proper divisors (953178).

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

825942 is a wasteful number, since it uses less digits than its factorization.

825942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10607.

The product of its digits is 5760, while the sum is 30.

The square root of 825942 is about 908.8135122235. The cubic root of 825942 is about 93.8245558040.

The spelling of 825942 in words is "eight hundred twenty-five thousand, nine hundred forty-two".