867042 has 48 divisors (see below), whose sum is σ = 2134080. Its totient is φ = 252000.

The previous prime is 867037. The next prime is 867059. The reversal of 867042 is 240768.

It is a junction number, because it is equal to n+sod(n) for n = 866997 and 867015.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 867042.

It is an unprimeable number.

867042 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 23 ways as a sum of consecutive naturals, for example, 5667 + ... + 5817.

It is an arithmetic number, because the mean of its divisors is an integer number (44460).

2⁸⁶⁷⁰⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067040).

867042 is an abundant number, since it is smaller than the sum of its proper divisors (1267038).

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

867042 is a wasteful number, since it uses less digits than its factorization.

867042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 867042 is about 931.1509007674. The cubic root of 867042 is about 95.3557116792.

The spelling of 867042 in words is "eight hundred sixty-seven thousand, forty-two".