194719268 has 6 divisors (see below), whose sum is σ = 340758726. Its totient is φ = 97359632.

The previous prime is 194719249. The next prime is 194719313. The reversal of 194719268 is 862917491.

194719268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 174451264 + 20268004 = 13208^2 + 4502^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24339905 + ... + 24339912.

It is an arithmetic number, because the mean of its divisors is an integer number (56793121).

Almost surely, 2^194719268 is an apocalyptic number.

It is an amenable number.

194719268 is a deficient number, since it is larger than the sum of its proper divisors (146039458).

194719268 is a wasteful number, since it uses less digits than its factorization.

194719268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48679821 (or 48679819 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The square root of 194719268 is about 13954.1846053433. The cubic root of 194719268 is about 579.6105868023.

The spelling of 194719268 in words is "one hundred ninety-four million, seven hundred nineteen thousand, two hundred sixty-eight".