73300189 has 2 divisors, whose sum is σ = 73300190. Its totient is φ = 73300188.

The previous prime is 73300177. The next prime is 73300207. The reversal of 73300189 is 98100337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67815225 + 5484964 = 8235^2 + 2342^2 .

It is a cyclic number.

It is not a de Polignac number, because 73300189 - 2⁷ = 73300061 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73300189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73300159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36650094 + 36650095.

It is an arithmetic number, because the mean of its divisors is an integer number (36650095).

Almost surely, 2^73300189 is an apocalyptic number.

It is an amenable number.

73300189 is a deficient number, since it is larger than the sum of its proper divisors (1).

73300189 is an equidigital number, since it uses as much as digits as its factorization.

73300189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 73300189 is about 8561.5529549259. The cubic root of 73300189 is about 418.5060090767.

The spelling of 73300189 in words is "seventy-three million, three hundred thousand, one hundred eighty-nine".