73284529 has 2 divisors, whose sum is σ = 73284530. Its totient is φ = 73284528.

The previous prime is 73284521. The next prime is 73284551. The reversal of 73284529 is 92548237.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73068304 + 216225 = 8548^2 + 465^2 .

It is a cyclic number.

It is not a de Polignac number, because 73284529 - 2³ = 73284521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73284491 and 73284500.

It is not a weakly prime, because it can be changed into another prime (73284521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36642264 + 36642265.

It is an arithmetic number, because the mean of its divisors is an integer number (36642265).

Almost surely, 2^73284529 is an apocalyptic number.

It is an amenable number.

73284529 is a deficient number, since it is larger than the sum of its proper divisors (1).

73284529 is an equidigital number, since it uses as much as digits as its factorization.

73284529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 73284529 is about 8560.6383523660. The cubic root of 73284529 is about 418.4762034652.

The spelling of 73284529 in words is "seventy-three million, two hundred eighty-four thousand, five hundred twenty-nine".