662710073 has 2 divisors, whose sum is σ = 662710074. Its totient is φ = 662710072.

The previous prime is 662710067. The next prime is 662710121. The reversal of 662710073 is 370017266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438818704 + 223891369 = 20948^2 + 14963^2 .

It is a cyclic number.

It is not a de Polignac number, because 662710073 - 2⁴ = 662710057 is a prime.

It is not a weakly prime, because it can be changed into another prime (662712073) 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, 331355036 + 331355037.

It is an arithmetic number, because the mean of its divisors is an integer number (331355037).

Almost surely, 2^662710073 is an apocalyptic number.

It is an amenable number.

662710073 is a deficient number, since it is larger than the sum of its proper divisors (1).

662710073 is an equidigital number, since it uses as much as digits as its factorization.

662710073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 662710073 is about 25743.1558477200. The cubic root of 662710073 is about 871.8488330563.

The spelling of 662710073 in words is "six hundred sixty-two million, seven hundred ten thousand, seventy-three".