867928 has 32 divisors (see below), whose sum is σ = 1749600. Its totient is φ = 402688.

The previous prime is 867913. The next prime is 867943. The reversal of 867928 is 829768.

It is an interprime number because it is at equal distance from previous prime (867913) and next prime (867943).

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 9708 + ... + 9796.

It is an arithmetic number, because the mean of its divisors is an integer number (54675).

2⁸⁶⁷⁹²⁸ is an apocalyptic number.

It is an amenable number.

867928 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

867928 is a wasteful number, since it uses less digits than its factorization.

867928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 167 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 867928 is about 931.6265346157. The cubic root of 867928 is about 95.3881808481.

The spelling of 867928 in words is "eight hundred sixty-seven thousand, nine hundred twenty-eight".