8455449 has 8 divisors (see below), whose sum is σ = 11416960. Its totient is φ = 5565456.

The previous prime is 8455439. The next prime is 8455453. The reversal of 8455449 is 9445548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8455449 - 2⁸ = 8455193 is a prime.

It is a Duffinian number.

8455449 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8455429) 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 in 7 ways as a sum of consecutive naturals, for example, 17602 + ... + 18075.

It is an arithmetic number, because the mean of its divisors is an integer number (1427120).

Almost surely, 2^8455449 is an apocalyptic number.

It is an amenable number.

8455449 is a deficient number, since it is larger than the sum of its proper divisors (2961511).

8455449 is a wasteful number, since it uses less digits than its factorization.

8455449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35759.

The product of its digits is 115200, while the sum is 39.

The square root of 8455449 is about 2907.8254761935. The cubic root of 8455449 is about 203.7255777621.

Subtracting 8455449 from its reverse (9445548), we obtain a palindrome (990099).

The spelling of 8455449 in words is "eight million, four hundred fifty-five thousand, four hundred forty-nine".