662364617 has 2 divisors, whose sum is σ = 662364618. Its totient is φ = 662364616.

The previous prime is 662364587. The next prime is 662364623. The reversal of 662364617 is 716463266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 537729721 + 124634896 = 23189^2 + 11164^2 .

It is a cyclic number.

It is not a de Polignac number, because 662364617 - 2¹⁰ = 662363593 is a prime.

It is not a weakly prime, because it can be changed into another prime (662364917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331182308 + 331182309.

It is an arithmetic number, because the mean of its divisors is an integer number (331182309).

Almost surely, 2^662364617 is an apocalyptic number.

It is an amenable number.

662364617 is a deficient number, since it is larger than the sum of its proper divisors (1).

662364617 is an equidigital number, since it uses as much as digits as its factorization.

662364617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The square root of 662364617 is about 25736.4453062190. The cubic root of 662364617 is about 871.6973149332.

The spelling of 662364617 in words is "six hundred sixty-two million, three hundred sixty-four thousand, six hundred seventeen".