4393001 has 2 divisors, whose sum is σ = 4393002. Its totient is φ = 4393000.

The previous prime is 4392937. The next prime is 4393003. The reversal of 4393001 is 1003934.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2637376 + 1755625 = 1624^2 + 1325^2 .

It is a cyclic number.

It is not a de Polignac number, because 4393001 - 2⁶ = 4392937 is a prime.

Together with 4393003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4393003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2196500 + 2196501.

It is an arithmetic number, because the mean of its divisors is an integer number (2196501).

Almost surely, 2^4393001 is an apocalyptic number.

It is an amenable number.

4393001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4393001 is an equidigital number, since it uses as much as digits as its factorization.

4393001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 4393001 is about 2095.9487112045. The cubic root of 4393001 is about 163.7773227139. Note that the first 3 decimals are identical.

Adding to 4393001 its reverse (1003934), we get a palindrome (5396935).

The spelling of 4393001 in words is "four million, three hundred ninety-three thousand, one".