493766417 has 2 divisors, whose sum is σ = 493766418. Its totient is φ = 493766416.

The previous prime is 493766407. The next prime is 493766423. The reversal of 493766417 is 714667394.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 247621696 + 246144721 = 15736^2 + 15689^2 .

It is a cyclic number.

It is not a de Polignac number, because 493766417 - 2¹⁶ = 493700881 is a prime.

It is not a weakly prime, because it can be changed into another prime (493766407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246883208 + 246883209.

It is an arithmetic number, because the mean of its divisors is an integer number (246883209).

Almost surely, 2^493766417 is an apocalyptic number.

It is an amenable number.

493766417 is a deficient number, since it is larger than the sum of its proper divisors (1).

493766417 is an equidigital number, since it uses as much as digits as its factorization.

493766417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 47.

The square root of 493766417 is about 22220.8554515797. The cubic root of 493766417 is about 790.3883242832.

The spelling of 493766417 in words is "four hundred ninety-three million, seven hundred sixty-six thousand, four hundred seventeen".