394161 has 16 divisors (see below), whose sum is σ = 558144. Its totient is φ = 247104.

The previous prime is 394157. The next prime is 394169. The reversal of 394161 is 161493.

It is not a de Polignac number, because 394161 - 2² = 394157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (394169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5850 + ... + 5916.

It is an arithmetic number, because the mean of its divisors is an integer number (34884).

2³⁹⁴¹⁶¹ is an apocalyptic number.

It is an amenable number.

394161 is a deficient number, since it is larger than the sum of its proper divisors (163983).

394161 is a wasteful number, since it uses less digits than its factorization.

394161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160.

The product of its digits is 648, while the sum is 24.

The square root of 394161 is about 627.8224271241. The cubic root of 394161 is about 73.3203535338.

It can be divided in two parts, 394 and 161, that added together give a palindrome (555).

The spelling of 394161 in words is "three hundred ninety-four thousand, one hundred sixty-one".