194313933 has 24 divisors (see below), whose sum is σ = 312713856. Its totient is φ = 115257600.

The previous prime is 194313923. The next prime is 194313979. The reversal of 194313933 is 339313491.

It is not a de Polignac number, because 194313933 - 2⁹ = 194313421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194313923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16228 + ... + 25533.

It is an arithmetic number, because the mean of its divisors is an integer number (13029744).

Almost surely, 2^194313933 is an apocalyptic number.

It is an amenable number.

194313933 is a deficient number, since it is larger than the sum of its proper divisors (118399923).

194313933 is a wasteful number, since it uses less digits than its factorization.

194313933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41825 (or 41822 counting only the distinct ones).

The product of its digits is 26244, while the sum is 36.

The square root of 194313933 is about 13939.6532596762. The cubic root of 194313933 is about 579.2081276347.

It can be divided in two parts, 1943 and 13933, that added together give a square (15876 = 126²).

The spelling of 194313933 in words is "one hundred ninety-four million, three hundred thirteen thousand, nine hundred thirty-three".