864093 has 8 divisors (see below), whose sum is σ = 1219968. Its totient is φ = 542144.

The previous prime is 864091. The next prime is 864103. The reversal of 864093 is 390468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 864093 - 2¹ = 864091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 864093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8421 + ... + 8522.

It is an arithmetic number, because the mean of its divisors is an integer number (152496).

2⁸⁶⁴⁰⁹³ is an apocalyptic number.

It is an amenable number.

864093 is a deficient number, since it is larger than the sum of its proper divisors (355875).

864093 is a wasteful number, since it uses less digits than its factorization.

864093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16963.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 864093 is about 929.5660277786. The cubic root of 864093 is about 95.2474803172.

The spelling of 864093 in words is "eight hundred sixty-four thousand, ninety-three".