4399147 has 2 divisors, whose sum is σ = 4399148. Its totient is φ = 4399146.

The previous prime is 4399133. The next prime is 4399163. The reversal of 4399147 is 7419934.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4399147 - 2¹⁵ = 4366379 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4399847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2199573 + 2199574.

It is an arithmetic number, because the mean of its divisors is an integer number (2199574).

Almost surely, 2^4399147 is an apocalyptic number.

4399147 is a deficient number, since it is larger than the sum of its proper divisors (1).

4399147 is an equidigital number, since it uses as much as digits as its factorization.

4399147 is an evil number, because the sum of its binary digits is even.

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

The square root of 4399147 is about 2097.4143605878. The cubic root of 4399147 is about 163.8536643290.

The spelling of 4399147 in words is "four million, three hundred ninety-nine thousand, one hundred forty-seven".