869394 has 8 divisors (see below), whose sum is σ = 1738800. Its totient is φ = 289796.

The previous prime is 869381. The next prime is 869399. The reversal of 869394 is 493968.

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

869394 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (869399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72444 + ... + 72455.

It is an arithmetic number, because the mean of its divisors is an integer number (217350).

2⁸⁶⁹³⁹⁴ is an apocalyptic number.

869394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

869394 is a wasteful number, since it uses less digits than its factorization.

869394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144904.

The product of its digits is 46656, while the sum is 39.

The square root of 869394 is about 932.4129986224. The cubic root of 869394 is about 95.4418567343.

The spelling of 869394 in words is "eight hundred sixty-nine thousand, three hundred ninety-four".