394170106 has 16 divisors (see below), whose sum is σ = 658730880. Its totient is φ = 175355680.

The previous prime is 394170097. The next prime is 394170137. The reversal of 394170106 is 601071493.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189571 + ... + 191638.

It is an arithmetic number, because the mean of its divisors is an integer number (41170680).

Almost surely, 2^394170106 is an apocalyptic number.

394170106 is a deficient number, since it is larger than the sum of its proper divisors (264560774).

394170106 is a wasteful number, since it uses less digits than its factorization.

394170106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381269.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 394170106 is about 19853.7176871235. The cubic root of 394170106 is about 733.2091815078.

It can be divided in two parts, 3941 and 70106, that added together give a palindrome (74047).

The spelling of 394170106 in words is "three hundred ninety-four million, one hundred seventy thousand, one hundred six".