494127944 has 8 divisors (see below), whose sum is σ = 926489910. Its totient is φ = 247063968.

The previous prime is 494127943. The next prime is 494127971. The reversal of 494127944 is 449721494.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 328696900 + 165431044 = 18130^2 + 12862^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 494127895 and 494127904.

It is not an unprimeable number, because it can be changed into a prime (494127943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30882989 + ... + 30883004.

Almost surely, 2^494127944 is an apocalyptic number.

It is an amenable number.

494127944 is a deficient number, since it is larger than the sum of its proper divisors (432361966).

494127944 is a wasteful number, since it uses less digits than its factorization.

494127944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61765999 (or 61765995 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 494127944 is about 22228.9888209068. The cubic root of 494127944 is about 790.5811799863.

The spelling of 494127944 in words is "four hundred ninety-four million, one hundred twenty-seven thousand, nine hundred forty-four".