494554573 has 2 divisors, whose sum is σ = 494554574. Its totient is φ = 494554572.

The previous prime is 494554559. The next prime is 494554631. The reversal of 494554573 is 375455494.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 332807049 + 161747524 = 18243^2 + 12718^2 .

It is a cyclic number.

It is not a de Polignac number, because 494554573 - 2⁹ = 494554061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494554523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247277286 + 247277287.

It is an arithmetic number, because the mean of its divisors is an integer number (247277287).

Almost surely, 2^494554573 is an apocalyptic number.

It is an amenable number.

494554573 is a deficient number, since it is larger than the sum of its proper divisors (1).

494554573 is an equidigital number, since it uses as much as digits as its factorization.

494554573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512000, while the sum is 46.

The square root of 494554573 is about 22238.5829809365. The cubic root of 494554573 is about 790.8086432297.

The spelling of 494554573 in words is "four hundred ninety-four million, five hundred fifty-four thousand, five hundred seventy-three".