8966449 has 4 divisors (see below), whose sum is σ = 9048820. Its totient is φ = 8884080.

The previous prime is 8966443. The next prime is 8966453. The reversal of 8966449 is 9446698.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3240000 + 5726449 = 1800^2 + 2393^2 .

It is a cyclic number.

It is not a de Polignac number, because 8966449 - 2¹⁵ = 8933681 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8966399 and 8966408.

It is not an unprimeable number, because it can be changed into a prime (8966443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41022 + ... + 41239.

It is an arithmetic number, because the mean of its divisors is an integer number (2262205).

Almost surely, 2^8966449 is an apocalyptic number.

It is an amenable number.

8966449 is a deficient number, since it is larger than the sum of its proper divisors (82371).

8966449 is a wasteful number, since it uses less digits than its factorization.

8966449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82370.

The product of its digits is 373248, while the sum is 46.

The square root of 8966449 is about 2994.4029454968. The cubic root of 8966449 is about 207.7495830676.

Subtracting 8966449 from its reverse (9446698), we obtain a square (480249 = 693²).

The spelling of 8966449 in words is "eight million, nine hundred sixty-six thousand, four hundred forty-nine".