5521489 has 2 divisors, whose sum is σ = 5521490. Its totient is φ = 5521488.

The previous prime is 5521463. The next prime is 5521499. The reversal of 5521489 is 9841255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4100625 + 1420864 = 2025^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 5521489 - 2⁷ = 5521361 is a prime.

It is not a weakly prime, because it can be changed into another prime (5521499) 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, 2760744 + 2760745.

It is an arithmetic number, because the mean of its divisors is an integer number (2760745).

Almost surely, 2^5521489 is an apocalyptic number.

It is an amenable number.

5521489 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521489 is an equidigital number, since it uses as much as digits as its factorization.

5521489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 34.

The square root of 5521489 is about 2349.7848837713. The cubic root of 5521489 is about 176.7470078791.

The spelling of 5521489 in words is "five million, five hundred twenty-one thousand, four hundred eighty-nine".