9452809 has 2 divisors, whose sum is σ = 9452810. Its totient is φ = 9452808.

The previous prime is 9452801. The next prime is 9452831. The reversal of 9452809 is 9082549.

9452809 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9437184 + 15625 = 3072^2 + 125^2 .

It is a cyclic number.

It is not a de Polignac number, because 9452809 - 2³ = 9452801 is a prime.

It is a super-3 number, since 3×9452809³ (a number of 22 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (9452801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4726404 + 4726405.

It is an arithmetic number, because the mean of its divisors is an integer number (4726405).

Almost surely, 2^9452809 is an apocalyptic number.

It is an amenable number.

9452809 is a deficient number, since it is larger than the sum of its proper divisors (1).

9452809 is an equidigital number, since it uses as much as digits as its factorization.

9452809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 9452809 is about 3074.5420797250. The cubic root of 9452809 is about 211.4399078890.

The spelling of 9452809 in words is "nine million, four hundred fifty-two thousand, eight hundred nine".