850394 has 4 divisors (see below), whose sum is σ = 1275594. Its totient is φ = 425196.

The previous prime is 850393. The next prime is 850397. The reversal of 850394 is 493058.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 744769 + 105625 = 863^2 + 325^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 850394.

It is not an unprimeable number, because it can be changed into a prime (850393) 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 as a sum of consecutive naturals, namely, 212597 + ... + 212600.

2⁸⁵⁰³⁹⁴ is an apocalyptic number.

850394 is a deficient number, since it is larger than the sum of its proper divisors (425200).

850394 is a wasteful number, since it uses less digits than its factorization.

850394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425199.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 850394 is about 922.1680974746. The cubic root of 850394 is about 94.7414576807.

The spelling of 850394 in words is "eight hundred fifty thousand, three hundred ninety-four".