394197 has 16 divisors (see below), whose sum is σ = 570240. Its totient is φ = 241472.

The previous prime is 394187. The next prime is 394201. The reversal of 394197 is 791493.

It is a cyclic number.

It is not a de Polignac number, because 394197 - 2¹¹ = 392149 is a prime.

Its product of digits (6804) is a multiple of the sum of its prime divisors (252).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394157) 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, 1903 + ... + 2099.

It is an arithmetic number, because the mean of its divisors is an integer number (35640).

2³⁹⁴¹⁹⁷ is an apocalyptic number.

It is an amenable number.

394197 is a deficient number, since it is larger than the sum of its proper divisors (176043).

394197 is a wasteful number, since it uses less digits than its factorization.

394197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252.

The product of its digits is 6804, while the sum is 33.

The square root of 394197 is about 627.8510969967. The cubic root of 394197 is about 73.3225856609.

The spelling of 394197 in words is "three hundred ninety-four thousand, one hundred ninety-seven".