194023296 has 128 divisors (see below), whose sum is σ = 591436800. Its totient is φ = 62553600.

The previous prime is 194023243. The next prime is 194023309. The reversal of 194023296 is 692320491.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 194023296.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106231 + ... + 108041.

It is an arithmetic number, because the mean of its divisors is an integer number (4620600).

Almost surely, 2^194023296 is an apocalyptic number.

194023296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194023296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295718400).

194023296 is an abundant number, since it is smaller than the sum of its proper divisors (397413504).

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

194023296 is a wasteful number, since it uses less digits than its factorization.

194023296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865 (or 1847 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 194023296 is about 13929.2245297432. The cubic root of 194023296 is about 578.9192080350.

The spelling of 194023296 in words is "one hundred ninety-four million, twenty-three thousand, two hundred ninety-six".