194333023 has 4 divisors (see below), whose sum is σ = 194670400. Its totient is φ = 193995648.

The previous prime is 194332997. The next prime is 194333059. The reversal of 194333023 is 320333491.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-194333023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 194332982 and 194333000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194333093) 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, 167823 + ... + 168976.

It is an arithmetic number, because the mean of its divisors is an integer number (48667600).

Almost surely, 2^194333023 is an apocalyptic number.

194333023 is a deficient number, since it is larger than the sum of its proper divisors (337377).

194333023 is an equidigital number, since it uses as much as digits as its factorization.

194333023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337376.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 194333023 is about 13940.3379801209. The cubic root of 194333023 is about 579.2270947445.

The spelling of 194333023 in words is "one hundred ninety-four million, three hundred thirty-three thousand, twenty-three".