4489897 has 2 divisors, whose sum is σ = 4489898. Its totient is φ = 4489896.

The previous prime is 4489883. The next prime is 4489937. The reversal of 4489897 is 7989844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3613801 + 876096 = 1901^2 + 936^2 .

It is a cyclic number.

It is not a de Polignac number, because 4489897 - 2¹¹ = 4487849 is a prime.

It is a d-powerful number, because it can be written as 4⁹ + 4¹¹ + 8³ + 9² + 8⁵ + 9² + 7 .

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 4489897.

It is not a weakly prime, because it can be changed into another prime (4489847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2244948 + 2244949.

It is an arithmetic number, because the mean of its divisors is an integer number (2244949).

Almost surely, 2^4489897 is an apocalyptic number.

It is an amenable number.

4489897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4489897 is an equidigital number, since it uses as much as digits as its factorization.

4489897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 49.

The square root of 4489897 is about 2118.9377055496. The cubic root of 4489897 is about 164.9727166397.

The spelling of 4489897 in words is "four million, four hundred eighty-nine thousand, eight hundred ninety-seven".