320134194 has 80 divisors (see below), whose sum is σ = 754807680. Its totient is φ = 101217600.

The previous prime is 320134193. The next prime is 320134201. The reversal of 320134194 is 491431023.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (320134193) 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 39 ways as a sum of consecutive naturals, for example, 562342 + ... + 562910.

It is an arithmetic number, because the mean of its divisors is an integer number (9435096).

Almost surely, 2^320134194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320134194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377403840).

320134194 is an abundant number, since it is smaller than the sum of its proper divisors (434673486).

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

320134194 is a wasteful number, since it uses less digits than its factorization.

320134194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757 (or 748 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 320134194 is about 17892.2942631737. The cubic root of 320134194 is about 684.0859771887.

The spelling of 320134194 in words is "three hundred twenty million, one hundred thirty-four thousand, one hundred ninety-four".