194931692 has 6 divisors (see below), whose sum is σ = 341130468. Its totient is φ = 97465844.

The previous prime is 194931691. The next prime is 194931703. The reversal of 194931692 is 296139491.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (194931691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24366458 + ... + 24366465.

It is an arithmetic number, because the mean of its divisors is an integer number (56855078).

Almost surely, 2^194931692 is an apocalyptic number.

It is an amenable number.

194931692 is a deficient number, since it is larger than the sum of its proper divisors (146198776).

194931692 is a wasteful number, since it uses less digits than its factorization.

194931692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48732927 (or 48732925 counting only the distinct ones).

The product of its digits is 104976, while the sum is 44.

The square root of 194931692 is about 13961.7940107996. The cubic root of 194931692 is about 579.8212806471.

The spelling of 194931692 in words is "one hundred ninety-four million, nine hundred thirty-one thousand, six hundred ninety-two".