8872573 has 2 divisors, whose sum is σ = 8872574. Its totient is φ = 8872572.

The previous prime is 8872559. The next prime is 8872583. The reversal of 8872573 is 3752788.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7496644 + 1375929 = 2738^2 + 1173^2 .

It is a cyclic number.

It is not a de Polignac number, because 8872573 - 2¹³ = 8864381 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8872583) 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 as a sum of consecutive naturals, namely, 4436286 + 4436287.

It is an arithmetic number, because the mean of its divisors is an integer number (4436287).

Almost surely, 2^8872573 is an apocalyptic number.

It is an amenable number.

8872573 is a deficient number, since it is larger than the sum of its proper divisors (1).

8872573 is an equidigital number, since it uses as much as digits as its factorization.

8872573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 40.

The square root of 8872573 is about 2978.6864554699. The cubic root of 8872573 is about 207.0220129530.

The spelling of 8872573 in words is "eight million, eight hundred seventy-two thousand, five hundred seventy-three".