867078 has 16 divisors (see below), whose sum is σ = 1926960. Its totient is φ = 289008.

The previous prime is 867067. The next prime is 867079. The reversal of 867078 is 870768.

It is a happy number.

867078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 867078.

It is not an unprimeable number, because it can be changed into a prime (867079) 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, 7975 + ... + 8082.

It is an arithmetic number, because the mean of its divisors is an integer number (120435).

2⁸⁶⁷⁰⁷⁸ is an apocalyptic number.

867078 is an abundant number, since it is smaller than the sum of its proper divisors (1059882).

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

867078 is a wasteful number, since it uses less digits than its factorization.

867078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16068 (or 16062 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 867078 is about 931.1702314829. The cubic root of 867078 is about 95.3570313992.

The spelling of 867078 in words is "eight hundred sixty-seven thousand, seventy-eight".