494508353 has 2 divisors, whose sum is σ = 494508354. Its totient is φ = 494508352.

The previous prime is 494508341. The next prime is 494508379. The reversal of 494508353 is 353805494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 416486464 + 78021889 = 20408^2 + 8833^2 .

It is a cyclic number.

It is not a de Polignac number, because 494508353 - 2¹⁴ = 494491969 is a prime.

It is a super-2 number, since 2×494508353² = 489077022373545218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 494508353.

It is not a weakly prime, because it can be changed into another prime (494598353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247254176 + 247254177.

It is an arithmetic number, because the mean of its divisors is an integer number (247254177).

Almost surely, 2^494508353 is an apocalyptic number.

It is an amenable number.

494508353 is a deficient number, since it is larger than the sum of its proper divisors (1).

494508353 is an equidigital number, since it uses as much as digits as its factorization.

494508353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 494508353 is about 22237.5437717388. The cubic root of 494508353 is about 790.7840067075.

The spelling of 494508353 in words is "four hundred ninety-four million, five hundred eight thousand, three hundred fifty-three".