8961473 has 2 divisors, whose sum is σ = 8961474. Its totient is φ = 8961472.

The previous prime is 8961439. The next prime is 8961479. The reversal of 8961473 is 3741698.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8952064 + 9409 = 2992^2 + 97^2 .

It is a cyclic number.

It is not a de Polignac number, because 8961473 - 2⁶ = 8961409 is a prime.

It is not a weakly prime, because it can be changed into another prime (8961479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4480736 + 4480737.

It is an arithmetic number, because the mean of its divisors is an integer number (4480737).

Almost surely, 2^8961473 is an apocalyptic number.

It is an amenable number.

8961473 is a deficient number, since it is larger than the sum of its proper divisors (1).

8961473 is an equidigital number, since it uses as much as digits as its factorization.

8961473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 8961473 is about 2993.5719466884. The cubic root of 8961473 is about 207.7111452120.

The spelling of 8961473 in words is "eight million, nine hundred sixty-one thousand, four hundred seventy-three".