494544473 has 2 divisors, whose sum is σ = 494544474. Its totient is φ = 494544472.

The previous prime is 494544469. The next prime is 494544497. The reversal of 494544473 is 374445494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 410143504 + 84400969 = 20252^2 + 9187^2 .

It is a cyclic number.

It is not a de Polignac number, because 494544473 - 2² = 494544469 is a prime.

It is not a weakly prime, because it can be changed into another prime (494544403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247272236 + 247272237.

It is an arithmetic number, because the mean of its divisors is an integer number (247272237).

Almost surely, 2^494544473 is an apocalyptic number.

It is an amenable number.

494544473 is a deficient number, since it is larger than the sum of its proper divisors (1).

494544473 is an equidigital number, since it uses as much as digits as its factorization.

494544473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 44.

The square root of 494544473 is about 22238.3558969632. The cubic root of 494544473 is about 790.8032597850.

The spelling of 494544473 in words is "four hundred ninety-four million, five hundred forty-four thousand, four hundred seventy-three".