194812 has 12 divisors (see below), whose sum is σ = 344736. Its totient is φ = 96320.

The previous prime is 194809. The next prime is 194813. The reversal of 194812 is 218491.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194813) 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, 237 + ... + 667.

It is an arithmetic number, because the mean of its divisors is an integer number (28728).

2¹⁹⁴⁸¹² is an apocalyptic number.

It is an amenable number.

194812 is a deficient number, since it is larger than the sum of its proper divisors (149924).

194812 is a wasteful number, since it uses less digits than its factorization.

194812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548 (or 546 counting only the distinct ones).

The product of its digits is 576, while the sum is 25.

The square root of 194812 is about 441.3751239026. The cubic root of 194812 is about 57.9702582353.

The spelling of 194812 in words is "one hundred ninety-four thousand, eight hundred twelve".