8820073 has 2 divisors, whose sum is σ = 8820074. Its totient is φ = 8820072.

The previous prime is 8820041. The next prime is 8820083. The reversal of 8820073 is 3700288.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8456464 + 363609 = 2908^2 + 603^2 .

It is a cyclic number.

It is not a de Polignac number, because 8820073 - 2⁵ = 8820041 is a prime.

It is not a weakly prime, because it can be changed into another prime (8820013) 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, 4410036 + 4410037.

It is an arithmetic number, because the mean of its divisors is an integer number (4410037).

Almost surely, 2^8820073 is an apocalyptic number.

It is an amenable number.

8820073 is a deficient number, since it is larger than the sum of its proper divisors (1).

8820073 is an equidigital number, since it uses as much as digits as its factorization.

8820073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 8820073 is about 2969.8607711474. The cubic root of 8820073 is about 206.6128808466.

The spelling of 8820073 in words is "eight million, eight hundred twenty thousand, seventy-three".