855889267 has 8 divisors (see below), whose sum is σ = 885729600. Its totient is φ = 826070784.

The previous prime is 855889247. The next prime is 855889313. The reversal of 855889267 is 762988558.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-855889267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (855889247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143203 + ... + 149059.

It is an arithmetic number, because the mean of its divisors is an integer number (110716200).

Almost surely, 2^855889267 is an apocalyptic number.

855889267 is a deficient number, since it is larger than the sum of its proper divisors (29840333).

855889267 is a wasteful number, since it uses less digits than its factorization.

855889267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10925.

The product of its digits is 9676800, while the sum is 58.

The square root of 855889267 is about 29255.5852274399. The cubic root of 855889267 is about 949.4509355387.

The spelling of 855889267 in words is "eight hundred fifty-five million, eight hundred eighty-nine thousand, two hundred sixty-seven".