5489021 has 2 divisors, whose sum is σ = 5489022. Its totient is φ = 5489020.

The previous prime is 5489009. The next prime is 5489041. The reversal of 5489021 is 1209845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3024121 + 2464900 = 1739^2 + 1570^2 .

It is a cyclic number.

It is not a de Polignac number, because 5489021 - 2¹⁴ = 5472637 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5489041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2744510 + 2744511.

It is an arithmetic number, because the mean of its divisors is an integer number (2744511).

Almost surely, 2^5489021 is an apocalyptic number.

It is an amenable number.

5489021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5489021 is an equidigital number, since it uses as much as digits as its factorization.

5489021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 5489021 is about 2342.8659799485. The cubic root of 5489021 is about 176.3998849073.

The spelling of 5489021 in words is "five million, four hundred eighty-nine thousand, twenty-one".