4394197 has 8 divisors (see below), whose sum is σ = 4498200. Its totient is φ = 4291584.

The previous prime is 4394191. The next prime is 4394209. The reversal of 4394197 is 7914934.

It can be written as a sum of positive squares in 4 ways, for example, as 576081 + 3818116 = 759^2 + 1954^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4394197 - 2³ = 4394189 is a prime.

It is a Duffinian number.

4394197 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8379 + ... + 8887.

It is an arithmetic number, because the mean of its divisors is an integer number (562275).

Almost surely, 2^4394197 is an apocalyptic number.

It is an amenable number.

4394197 is a deficient number, since it is larger than the sum of its proper divisors (104003).

4394197 is an equidigital number, since it uses as much as digits as its factorization.

4394197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its digits is 27216, while the sum is 37.

The square root of 4394197 is about 2096.2340041131. The cubic root of 4394197 is about 163.7921842254.

The spelling of 4394197 in words is "four million, three hundred ninety-four thousand, one hundred ninety-seven".