8961273 has 20 divisors (see below), whose sum is σ = 13467300. Its totient is φ = 5938272.

The previous prime is 8961269. The next prime is 8961299. The reversal of 8961273 is 3721698.

8961273 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3143529 + 5817744 = 1773^2 + 2412^2 .

It is not a de Polignac number, because 8961273 - 2² = 8961269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8961223) 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 in 19 ways as a sum of consecutive naturals, for example, 25503 + ... + 25851.

It is an arithmetic number, because the mean of its divisors is an integer number (673365).

Almost surely, 2^8961273 is an apocalyptic number.

It is an amenable number.

8961273 is a deficient number, since it is larger than the sum of its proper divisors (4506027).

8961273 is a wasteful number, since it uses less digits than its factorization.

8961273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 669 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 8961273 is about 2993.5385415925. The cubic root of 8961273 is about 207.7095999847.

The spelling of 8961273 in words is "eight million, nine hundred sixty-one thousand, two hundred seventy-three".