2089447 has 2 divisors, whose sum is σ = 2089448. Its totient is φ = 2089446.

The previous prime is 2089441. The next prime is 2089457. The reversal of 2089447 is 7449802.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2089447 - 2¹¹ = 2087399 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2089441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044723 + 1044724.

It is an arithmetic number, because the mean of its divisors is an integer number (1044724).

2^2089447 is an apocalyptic number.

2089447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089447 is an equidigital number, since it uses as much as digits as its factorization.

2089447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2089447 is about 1445.4919577777. The cubic root of 2089447 is about 127.8430490022.

The spelling of 2089447 in words is "two million, eighty-nine thousand, four hundred forty-seven".