662928317 has 2 divisors, whose sum is σ = 662928318. Its totient is φ = 662928316.

The previous prime is 662928281. The next prime is 662928353. The reversal of 662928317 is 713829266.

It is a balanced prime because it is at equal distance from previous prime (662928281) and next prime (662928353).

It can be written as a sum of positive squares in only one way, i.e., 512841316 + 150087001 = 22646^2 + 12251^2 .

It is a cyclic number.

It is not a de Polignac number, because 662928317 - 2⁸ = 662928061 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662921317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331464158 + 331464159.

It is an arithmetic number, because the mean of its divisors is an integer number (331464159).

Almost surely, 2^662928317 is an apocalyptic number.

It is an amenable number.

662928317 is a deficient number, since it is larger than the sum of its proper divisors (1).

662928317 is an equidigital number, since it uses as much as digits as its factorization.

662928317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 44.

The square root of 662928317 is about 25747.3943730235. The cubic root of 662928317 is about 871.9445284446.

The spelling of 662928317 in words is "six hundred sixty-two million, nine hundred twenty-eight thousand, three hundred seventeen".