4401601 has 2 divisors, whose sum is σ = 4401602. Its totient is φ = 4401600.

The previous prime is 4401581. The next prime is 4401641. The reversal of 4401601 is 1061044.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3904576 + 497025 = 1976^2 + 705^2 .

It is a cyclic number.

It is not a de Polignac number, because 4401601 - 2¹¹ = 4399553 is a prime.

It is not a weakly prime, because it can be changed into another prime (4401641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200800 + 2200801.

It is an arithmetic number, because the mean of its divisors is an integer number (2200801).

Almost surely, 2^4401601 is an apocalyptic number.

It is an amenable number.

4401601 is a deficient number, since it is larger than the sum of its proper divisors (1).

4401601 is an equidigital number, since it uses as much as digits as its factorization.

4401601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 4401601 is about 2097.9992850332. Note that the first 3 decimals coincide. The cubic root of 4401601 is about 163.8841264578.

Adding to 4401601 its reverse (1061044), we get a palindrome (5462645).

The spelling of 4401601 in words is "four million, four hundred one thousand, six hundred one".