844468394 has 32 divisors (see below), whose sum is σ = 1598317056. Its totient is φ = 325044720.

The previous prime is 844468393. The next prime is 844468397. The reversal of 844468394 is 493864448.

It is not an unprimeable number, because it can be changed into a prime (844468393) 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 in 15 ways as a sum of consecutive naturals, for example, 20252 + ... + 45815.

It is an arithmetic number, because the mean of its divisors is an integer number (49947408).

Almost surely, 2^844468394 is an apocalyptic number.

844468394 is a deficient number, since it is larger than the sum of its proper divisors (753848662).

844468394 is a wasteful number, since it uses less digits than its factorization.

844468394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66170.

The product of its digits is 2654208, while the sum is 50.

The square root of 844468394 is about 29059.7383677142. The cubic root of 844468394 is about 945.2088949655.

The spelling of 844468394 in words is "eight hundred forty-four million, four hundred sixty-eight thousand, three hundred ninety-four".