194318242 has 4 divisors (see below), whose sum is σ = 291477366. Its totient is φ = 97159120.

The previous prime is 194318231. The next prime is 194318249. The reversal of 194318242 is 242813491.

194318242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 191850201 + 2468041 = 13851^2 + 1571^2 .

It is a junction number, because it is equal to n+sod(n) for n = 194318198 and 194318207.

It is not an unprimeable number, because it can be changed into a prime (194318249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48579559 + ... + 48579562.

Almost surely, 2^194318242 is an apocalyptic number.

194318242 is a deficient number, since it is larger than the sum of its proper divisors (97159124).

194318242 is an equidigital number, since it uses as much as digits as its factorization.

194318242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97159123.

The product of its digits is 13824, while the sum is 34.

The square root of 194318242 is about 13939.8078179005. The cubic root of 194318242 is about 579.2124090044.

The spelling of 194318242 in words is "one hundred ninety-four million, three hundred eighteen thousand, two hundred forty-two".