73265399 has 2 divisors, whose sum is σ = 73265400. Its totient is φ = 73265398.

The previous prime is 73265389. The next prime is 73265407. The reversal of 73265399 is 99356237.

It is a strong prime.

It is an emirp because it is prime and its reverse (99356237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73265399 - 2⁴ = 73265383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73265329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36632699 + 36632700.

It is an arithmetic number, because the mean of its divisors is an integer number (36632700).

Almost surely, 2^73265399 is an apocalyptic number.

73265399 is a deficient number, since it is larger than the sum of its proper divisors (1).

73265399 is an equidigital number, since it uses as much as digits as its factorization.

73265399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 44.

The square root of 73265399 is about 8559.5209562218. The cubic root of 73265399 is about 418.4397876552.

The spelling of 73265399 in words is "seventy-three million, two hundred sixty-five thousand, three hundred ninety-nine".