194275943 has 4 divisors (see below), whose sum is σ = 195439440. Its totient is φ = 193112448.

The previous prime is 194275933. The next prime is 194275973. The reversal of 194275943 is 349572491.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 194275943 - 2¹⁰ = 194274919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 194275894 and 194275903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194275903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581498 + ... + 581831.

It is an arithmetic number, because the mean of its divisors is an integer number (48859860).

Almost surely, 2^194275943 is an apocalyptic number.

194275943 is a deficient number, since it is larger than the sum of its proper divisors (1163497).

194275943 is a wasteful number, since it uses less digits than its factorization.

194275943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163496.

The product of its digits is 272160, while the sum is 44.

The square root of 194275943 is about 13938.2905336343. The cubic root of 194275943 is about 579.1703784958.

The spelling of 194275943 in words is "one hundred ninety-four million, two hundred seventy-five thousand, nine hundred forty-three".