194190934 has 16 divisors (see below), whose sum is σ = 339982848. Its totient is φ = 81453672.

The previous prime is 194190917. The next prime is 194190959. The reversal of 194190934 is 439091491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146904 + ... + 148219.

It is an arithmetic number, because the mean of its divisors is an integer number (21248928).

Almost surely, 2^194190934 is an apocalyptic number.

194190934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

194190934 is a deficient number, since it is larger than the sum of its proper divisors (145791914).

194190934 is a wasteful number, since it uses less digits than its factorization.

194190934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295179.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 194190934 is about 13935.2407227145. The cubic root of 194190934 is about 579.0858906331.

The spelling of 194190934 in words is "one hundred ninety-four million, one hundred ninety thousand, nine hundred thirty-four".