866467 has 6 divisors (see below), whose sum is σ = 1007988. Its totient is φ = 742644.

The previous prime is 866461. The next prime is 866471. The reversal of 866467 is 764668.

866467 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 866467 - 2¹¹ = 864419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (866461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8793 + ... + 8890.

It is an arithmetic number, because the mean of its divisors is an integer number (167998).

2⁸⁶⁶⁴⁶⁷ is an apocalyptic number.

866467 is a deficient number, since it is larger than the sum of its proper divisors (141521).

866467 is a wasteful number, since it uses less digits than its factorization.

866467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17697 (or 17690 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 866467 is about 930.8420918717. The cubic root of 866467 is about 95.3346278643.

The spelling of 866467 in words is "eight hundred sixty-six thousand, four hundred sixty-seven".