5545889 has 2 divisors, whose sum is σ = 5545890. Its totient is φ = 5545888.

The previous prime is 5545877. The next prime is 5545901. The reversal of 5545889 is 9885455.

It is a balanced prime because it is at equal distance from previous prime (5545877) and next prime (5545901).

It can be written as a sum of positive squares in only one way, i.e., 4579600 + 966289 = 2140^2 + 983^2 .

It is a cyclic number.

It is not a de Polignac number, because 5545889 - 2¹² = 5541793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5545849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772944 + 2772945.

It is an arithmetic number, because the mean of its divisors is an integer number (2772945).

Almost surely, 2^5545889 is an apocalyptic number.

It is an amenable number.

5545889 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545889 is an equidigital number, since it uses as much as digits as its factorization.

5545889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288000, while the sum is 44.

The square root of 5545889 is about 2354.9711250884. The cubic root of 5545889 is about 177.0069794135.

The spelling of 5545889 in words is "five million, five hundred forty-five thousand, eight hundred eighty-nine".