73265449 has 2 divisors, whose sum is σ = 73265450. Its totient is φ = 73265448.

The previous prime is 73265447. The next prime is 73265497. The reversal of 73265449 is 94456237.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72675625 + 589824 = 8525^2 + 768^2 .

It is a cyclic number.

It is not a de Polignac number, because 73265449 - 2¹ = 73265447 is a prime.

Together with 73265447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (73265441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36632724 + 36632725.

It is an arithmetic number, because the mean of its divisors is an integer number (36632725).

Almost surely, 2^73265449 is an apocalyptic number.

It is an amenable number.

73265449 is a deficient number, since it is larger than the sum of its proper divisors (1).

73265449 is an equidigital number, since it uses as much as digits as its factorization.

73265449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 73265449 is about 8559.5238769455. The cubic root of 73265449 is about 418.4398828433.

The spelling of 73265449 in words is "seventy-three million, two hundred sixty-five thousand, four hundred forty-nine".