194183136 has 192 divisors, whose sum is σ = 655925760. Its totient is φ = 54743040.

The previous prime is 194183123. The next prime is 194183161. The reversal of 194183136 is 631381491.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 194183136.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 586491 + ... + 586821.

It is an arithmetic number, because the mean of its divisors is an integer number (3416280).

Almost surely, 2^194183136 is an apocalyptic number.

194183136 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 194183136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327962880).

194183136 is an abundant number, since it is smaller than the sum of its proper divisors (461742624).

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

194183136 is a wasteful number, since it uses less digits than its factorization.

194183136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 440 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 194183136 is about 13934.9609256718. The cubic root of 194183136 is about 579.0781392032.

The spelling of 194183136 in words is "one hundred ninety-four million, one hundred eighty-three thousand, one hundred thirty-six".