73245797 has 2 divisors, whose sum is σ = 73245798. Its totient is φ = 73245796.

The previous prime is 73245773. The next prime is 73245857. The reversal of 73245797 is 79754237.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42432196 + 30813601 = 6514^2 + 5551^2 .

It is an emirp because it is prime and its reverse (79754237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73245797 - 2⁸ = 73245541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73242797) 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, 36622898 + 36622899.

It is an arithmetic number, because the mean of its divisors is an integer number (36622899).

Almost surely, 2^73245797 is an apocalyptic number.

It is an amenable number.

73245797 is a deficient number, since it is larger than the sum of its proper divisors (1).

73245797 is an equidigital number, since it uses as much as digits as its factorization.

73245797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370440, while the sum is 44.

The square root of 73245797 is about 8558.3758389078. The cubic root of 73245797 is about 418.4024667714.

The spelling of 73245797 in words is "seventy-three million, two hundred forty-five thousand, seven hundred ninety-seven".