73322089 has 2 divisors, whose sum is σ = 73322090. Its totient is φ = 73322088.

The previous prime is 73322087. The next prime is 73322111. The reversal of 73322089 is 98022337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60840000 + 12482089 = 7800^2 + 3533^2 .

It is a cyclic number.

It is not a de Polignac number, because 73322089 - 2¹ = 73322087 is a prime.

It is a super-2 number, since 2×73322089² = 10752257470647842, which contains 22 as substring.

Together with 73322087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (73322087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36661044 + 36661045.

It is an arithmetic number, because the mean of its divisors is an integer number (36661045).

Almost surely, 2^73322089 is an apocalyptic number.

It is an amenable number.

73322089 is a deficient number, since it is larger than the sum of its proper divisors (1).

73322089 is an equidigital number, since it uses as much as digits as its factorization.

73322089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 73322089 is about 8562.8318329861. The cubic root of 73322089 is about 418.5476841352.

It can be divided in two parts, 733 and 22089, that added together give a palindrome (22822).

The spelling of 73322089 in words is "seventy-three million, three hundred twenty-two thousand, eighty-nine".