494969225 has 6 divisors (see below), whose sum is σ = 613761870. Its totient is φ = 395975360.

The previous prime is 494969203. The next prime is 494969227. The reversal of 494969225 is 522969494.

It can be written as a sum of positive squares in 3 ways, for example, as 1951609 + 493017616 = 1397^2 + 22204^2 .

It is not a de Polignac number, because 494969225 - 2²⁰ = 493920649 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (494969227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9899360 + ... + 9899409.

It is an arithmetic number, because the mean of its divisors is an integer number (102293645).

Almost surely, 2^494969225 is an apocalyptic number.

It is an amenable number.

494969225 is a deficient number, since it is larger than the sum of its proper divisors (118792645).

494969225 is a wasteful number, since it uses less digits than its factorization.

494969225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19798779 (or 19798774 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 50.

The square root of 494969225 is about 22247.9038338447. The cubic root of 494969225 is about 791.0295954443.

The spelling of 494969225 in words is "four hundred ninety-four million, nine hundred sixty-nine thousand, two hundred twenty-five".