398194106 has 8 divisors (see below), whose sum is σ = 597863700. Its totient is φ = 198906208.

The previous prime is 398194067. The next prime is 398194117. The reversal of 398194106 is 601491893.

It can be written as a sum of positive squares in 2 ways, for example, as 394618225 + 3575881 = 19865^2 + 1891^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92801 + ... + 96996.

Almost surely, 2^398194106 is an apocalyptic number.

398194106 is a deficient number, since it is larger than the sum of its proper divisors (199669594).

398194106 is a wasteful number, since it uses less digits than its factorization.

398194106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190848.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 398194106 is about 19954.8015775652. The cubic root of 398194106 is about 735.6957984447.

The spelling of 398194106 in words is "three hundred ninety-eight million, one hundred ninety-four thousand, one hundred six".