73323589 has 2 divisors, whose sum is σ = 73323590. Its totient is φ = 73323588.

The previous prime is 73323581. The next prime is 73323623. The reversal of 73323589 is 98532337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67404100 + 5919489 = 8210^2 + 2433^2 .

It is a cyclic number.

It is not a de Polignac number, because 73323589 - 2³ = 73323581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73323581) 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, 36661794 + 36661795.

It is an arithmetic number, because the mean of its divisors is an integer number (36661795).

Almost surely, 2^73323589 is an apocalyptic number.

It is an amenable number.

73323589 is a deficient number, since it is larger than the sum of its proper divisors (1).

73323589 is an equidigital number, since it uses as much as digits as its factorization.

73323589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 73323589 is about 8562.9194203846. The cubic root of 73323589 is about 418.5505382875.

The spelling of 73323589 in words is "seventy-three million, three hundred twenty-three thousand, five hundred eighty-nine".