194346093 has 4 divisors (see below), whose sum is σ = 259128128. Its totient is φ = 129564060.

The previous prime is 194346049. The next prime is 194346121. The reversal of 194346093 is 390643491.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 194346093 - 2¹² = 194341997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194346013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32391013 + ... + 32391018.

It is an arithmetic number, because the mean of its divisors is an integer number (64782032).

Almost surely, 2^194346093 is an apocalyptic number.

It is an amenable number.

194346093 is a deficient number, since it is larger than the sum of its proper divisors (64782035).

194346093 is an equidigital number, since it uses as much as digits as its factorization.

194346093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64782034.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 194346093 is about 13940.8067557082. The cubic root of 194346093 is about 579.2400798911.

The spelling of 194346093 in words is "one hundred ninety-four million, three hundred forty-six thousand, ninety-three".