73385297 has 2 divisors, whose sum is σ = 73385298. Its totient is φ = 73385296.

The previous prime is 73385281. The next prime is 73385303. The reversal of 73385297 is 79258337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72522256 + 863041 = 8516^2 + 929^2 .

It is a cyclic number.

It is not a de Polignac number, because 73385297 - 2⁴ = 73385281 is a prime.

It is not a weakly prime, because it can be changed into another prime (73385227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36692648 + 36692649.

It is an arithmetic number, because the mean of its divisors is an integer number (36692649).

Almost surely, 2^73385297 is an apocalyptic number.

It is an amenable number.

73385297 is a deficient number, since it is larger than the sum of its proper divisors (1).

73385297 is an equidigital number, since it uses as much as digits as its factorization.

73385297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 73385297 is about 8566.5218729657. The cubic root of 73385297 is about 418.6679205875.

The spelling of 73385297 in words is "seventy-three million, three hundred eighty-five thousand, two hundred ninety-seven".