194143294 has 8 divisors (see below), whose sum is σ = 291418920. Its totient is φ = 97003656.

The previous prime is 194143291. The next prime is 194143307. The reversal of 194143294 is 492341491.

194143294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194143291) 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, 30349 + ... + 36184.

It is an arithmetic number, because the mean of its divisors is an integer number (36427365).

Almost surely, 2^194143294 is an apocalyptic number.

194143294 is a deficient number, since it is larger than the sum of its proper divisors (97275626).

194143294 is a wasteful number, since it uses less digits than its factorization.

194143294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67994.

The product of its digits is 31104, while the sum is 37.

The square root of 194143294 is about 13933.5312824854. The cubic root of 194143294 is about 579.0385319029.

The spelling of 194143294 in words is "one hundred ninety-four million, one hundred forty-three thousand, two hundred ninety-four".