394806226 has 8 divisors (see below), whose sum is σ = 593416944. Its totient is φ = 197000580.

The previous prime is 394806127. The next prime is 394806233. The reversal of 394806226 is 622608493.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200040 + ... + 202003.

It is an arithmetic number, because the mean of its divisors is an integer number (74177118).

Almost surely, 2^394806226 is an apocalyptic number.

394806226 is a deficient number, since it is larger than the sum of its proper divisors (198610718).

394806226 is a wasteful number, since it uses less digits than its factorization.

394806226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402536.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 394806226 is about 19869.7314023114. The cubic root of 394806226 is about 733.6033923167.

The spelling of 394806226 in words is "three hundred ninety-four million, eight hundred six thousand, two hundred twenty-six".