194993268 has 24 divisors (see below), whose sum is σ = 456456000. Its totient is φ = 64787520.

The previous prime is 194993243. The next prime is 194993297. The reversal of 194993268 is 862399491.

194993268 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 194993268.

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 7 ways as a sum of consecutive naturals, for example, 22393 + ... + 29856.

It is an arithmetic number, because the mean of its divisors is an integer number (19019000).

Almost surely, 2^194993268 is an apocalyptic number.

It is an amenable number.

194993268 is an abundant number, since it is smaller than the sum of its proper divisors (261462732).

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

194993268 is a wasteful number, since it uses less digits than its factorization.

194993268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52567 (or 52565 counting only the distinct ones).

The product of its digits is 839808, while the sum is 51.

The square root of 194993268 is about 13963.9989974219. The cubic root of 194993268 is about 579.8823265039.

The spelling of 194993268 in words is "one hundred ninety-four million, nine hundred ninety-three thousand, two hundred sixty-eight".