73386073 has 2 divisors, whose sum is σ = 73386074. Its totient is φ = 73386072.

The previous prime is 73386043. The next prime is 73386091. The reversal of 73386073 is 37068337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67683529 + 5702544 = 8227^2 + 2388^2 .

It is a cyclic number.

It is not a de Polignac number, because 73386073 - 2⁵ = 73386041 is a prime.

It is a super-2 number, since 2×73386073² = 10771031420722658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73386043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36693036 + 36693037.

It is an arithmetic number, because the mean of its divisors is an integer number (36693037).

Almost surely, 2^73386073 is an apocalyptic number.

It is an amenable number.

73386073 is a deficient number, since it is larger than the sum of its proper divisors (1).

73386073 is an equidigital number, since it uses as much as digits as its factorization.

73386073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 73386073 is about 8566.5671654403. The cubic root of 73386073 is about 418.6693962925.

The spelling of 73386073 in words is "seventy-three million, three hundred eighty-six thousand, seventy-three".