394174106 has 4 divisors (see below), whose sum is σ = 591261162. Its totient is φ = 197087052.

The previous prime is 394174093. The next prime is 394174111. The reversal of 394174106 is 601471493.

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., 201214225 + 192959881 = 14185^2 + 13891^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98543525 + ... + 98543528.

Almost surely, 2^394174106 is an apocalyptic number.

394174106 is a deficient number, since it is larger than the sum of its proper divisors (197087056).

394174106 is a wasteful number, since it uses less digits than its factorization.

394174106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197087055.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 394174106 is about 19853.8184236685. The cubic root of 394174106 is about 733.2116616780.

The spelling of 394174106 in words is "three hundred ninety-four million, one hundred seventy-four thousand, one hundred six".