73660033 has 2 divisors, whose sum is σ = 73660034. Its totient is φ = 73660032.

The previous prime is 73660021. The next prime is 73660043. The reversal of 73660033 is 33006637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70358544 + 3301489 = 8388^2 + 1817^2 .

It is a cyclic number.

It is not a de Polignac number, because 73660033 - 2¹³ = 73651841 is a prime.

It is a super-2 number, since 2×73660033² = 10851600923122178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 73659983 and 73660010.

It is not a weakly prime, because it can be changed into another prime (73660043) 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, 36830016 + 36830017.

It is an arithmetic number, because the mean of its divisors is an integer number (36830017).

Almost surely, 2^73660033 is an apocalyptic number.

It is an amenable number.

73660033 is a deficient number, since it is larger than the sum of its proper divisors (1).

73660033 is an equidigital number, since it uses as much as digits as its factorization.

73660033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 28.

The square root of 73660033 is about 8582.5423389576. The cubic root of 73660033 is about 419.1897322361.

The spelling of 73660033 in words is "seventy-three million, six hundred sixty thousand, thirty-three".