493766407 has 2 divisors, whose sum is σ = 493766408. Its totient is φ = 493766406.

The previous prime is 493766381. The next prime is 493766417. The reversal of 493766407 is 704667394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493766407 - 2¹⁹ = 493242119 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 (493766417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246883203 + 246883204.

It is an arithmetic number, because the mean of its divisors is an integer number (246883204).

Almost surely, 2^493766407 is an apocalyptic number.

493766407 is a deficient number, since it is larger than the sum of its proper divisors (1).

493766407 is an equidigital number, since it uses as much as digits as its factorization.

493766407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 493766407 is about 22220.8552265659. The cubic root of 493766407 is about 790.3883189475.

The spelling of 493766407 in words is "four hundred ninety-three million, seven hundred sixty-six thousand, four hundred seven".