855259093 has 8 divisors (see below), whose sum is σ = 950759936. Its totient is φ = 764002800.

The previous prime is 855259081. The next prime is 855259129. The reversal of 855259093 is 390952558.

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 855259093 - 2⁵ = 855259061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855259043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060713 + ... + 1061518.

It is an arithmetic number, because the mean of its divisors is an integer number (118844992).

Almost surely, 2^855259093 is an apocalyptic number.

It is an amenable number.

855259093 is a deficient number, since it is larger than the sum of its proper divisors (95500843).

855259093 is a wasteful number, since it uses less digits than its factorization.

855259093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122275.

The product of its (nonzero) digits is 486000, while the sum is 46.

The square root of 855259093 is about 29244.8130956585. The cubic root of 855259093 is about 949.2178578028.

The spelling of 855259093 in words is "eight hundred fifty-five million, two hundred fifty-nine thousand, ninety-three".