73260997 has 2 divisors, whose sum is σ = 73260998. Its totient is φ = 73260996.

The previous prime is 73260983. The next prime is 73261009. The reversal of 73260997 is 79906237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50211396 + 23049601 = 7086^2 + 4801^2 .

It is a cyclic number.

It is not a de Polignac number, because 73260997 - 2¹¹ = 73258949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73260917) 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, 36630498 + 36630499.

It is an arithmetic number, because the mean of its divisors is an integer number (36630499).

Almost surely, 2^73260997 is an apocalyptic number.

It is an amenable number.

73260997 is a deficient number, since it is larger than the sum of its proper divisors (1).

73260997 is an equidigital number, since it uses as much as digits as its factorization.

73260997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 73260997 is about 8559.2638118006. The cubic root of 73260997 is about 418.4314071242.

The spelling of 73260997 in words is "seventy-three million, two hundred sixty thousand, nine hundred ninety-seven".