2289601 has 2 divisors, whose sum is σ = 2289602. Its totient is φ = 2289600.

The previous prime is 2289593. The next prime is 2289641. The reversal of 2289601 is 1069822.

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., 2250000 + 39601 = 1500^2 + 199^2 .

It is a cyclic number.

It is not a de Polignac number, because 2289601 - 2³ = 2289593 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2289601.

It is not a weakly prime, because it can be changed into another prime (2289641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144800 + 1144801.

It is an arithmetic number, because the mean of its divisors is an integer number (1144801).

2^2289601 is an apocalyptic number.

It is an amenable number.

2289601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289601 is an equidigital number, since it uses as much as digits as its factorization.

2289601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 2289601 is about 1513.1427559883. The cubic root of 2289601 is about 131.8013732901.

The spelling of 2289601 in words is "two million, two hundred eighty-nine thousand, six hundred one".