493270291 has 2 divisors, whose sum is σ = 493270292. Its totient is φ = 493270290.

The previous prime is 493270279. The next prime is 493270313. The reversal of 493270291 is 192072394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493270291 - 2¹⁵ = 493237523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 493270291.

It is not a weakly prime, because it can be changed into another prime (493270231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246635145 + 246635146.

It is an arithmetic number, because the mean of its divisors is an integer number (246635146).

Almost surely, 2^493270291 is an apocalyptic number.

493270291 is a deficient number, since it is larger than the sum of its proper divisors (1).

493270291 is an equidigital number, since it uses as much as digits as its factorization.

493270291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 493270291 is about 22209.6891243439. The cubic root of 493270291 is about 790.1235137757.

The spelling of 493270291 in words is "four hundred ninety-three million, two hundred seventy thousand, two hundred ninety-one".