493499687 has 2 divisors, whose sum is σ = 493499688. Its totient is φ = 493499686.

The previous prime is 493499683. The next prime is 493499701. The reversal of 493499687 is 786994394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493499687 - 2² = 493499683 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 (493499683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246749843 + 246749844.

It is an arithmetic number, because the mean of its divisors is an integer number (246749844).

Almost surely, 2^493499687 is an apocalyptic number.

493499687 is a deficient number, since it is larger than the sum of its proper divisors (1).

493499687 is an equidigital number, since it uses as much as digits as its factorization.

493499687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 59.

The square root of 493499687 is about 22214.8528466880. The cubic root of 493499687 is about 790.2459774547.

The spelling of 493499687 in words is "four hundred ninety-three million, four hundred ninety-nine thousand, six hundred eighty-seven".