869316894 has 16 divisors (see below), whose sum is σ = 1931815440. Its totient is φ = 289772280.

The previous prime is 869316859. The next prime is 869316907. The reversal of 869316894 is 498613968.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 16098461 = 869316894 / (8 + 6 + 9 + 3 + 1 + 6 + 8 + 9 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 869316894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8049177 + ... + 8049284.

It is an arithmetic number, because the mean of its divisors is an integer number (120738465).

Almost surely, 2^869316894 is an apocalyptic number.

869316894 is an abundant number, since it is smaller than the sum of its proper divisors (1062498546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

869316894 is a wasteful number, since it uses less digits than its factorization.

869316894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16098472 (or 16098466 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 869316894 is about 29484.1804023785. The cubic root of 869316894 is about 954.3903509174.

The spelling of 869316894 in words is "eight hundred sixty-nine million, three hundred sixteen thousand, eight hundred ninety-four".