858093 has 8 divisors (see below), whose sum is σ = 1155648. Its totient is φ = 566304.

The previous prime is 858083. The next prime is 858101. The reversal of 858093 is 390858.

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

It is not a de Polignac number, because 858093 - 2⁶ = 858029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (858043) 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, 1080 + ... + 1697.

It is an arithmetic number, because the mean of its divisors is an integer number (144456).

2⁸⁵⁸⁰⁹³ is an apocalyptic number.

It is an amenable number.

858093 is a deficient number, since it is larger than the sum of its proper divisors (297555).

858093 is a wasteful number, since it uses less digits than its factorization.

858093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 858093 is about 926.3330934389. Note that the first 3 decimals coincide. The cubic root of 858093 is about 95.0265115297.

The spelling of 858093 in words is "eight hundred fifty-eight thousand, ninety-three".