349170194 has 4 divisors (see below), whose sum is σ = 523755294. Its totient is φ = 174585096.

The previous prime is 349170193. The next prime is 349170209. The reversal of 349170194 is 491071943.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 200647225 + 148522969 = 14165^2 + 12187^2 .

It is not an unprimeable number, because it can be changed into a prime (349170193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87292547 + ... + 87292550.

Almost surely, 2^349170194 is an apocalyptic number.

349170194 is a deficient number, since it is larger than the sum of its proper divisors (174585100).

349170194 is a wasteful number, since it uses less digits than its factorization.

349170194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174585099.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 349170194 is about 18686.0962750383. The cubic root of 349170194 is about 704.1724905011.

It can be divided in two parts, 349170 and 194, that multiplied together give a triangular number (67738980 = T₁₁₆₃₉).

The spelling of 349170194 in words is "three hundred forty-nine million, one hundred seventy thousand, one hundred ninety-four".