492772648 has 16 divisors (see below), whose sum is σ = 928641780. Its totient is φ = 245134848.

The previous prime is 492772633. The next prime is 492772673. The reversal of 492772648 is 846277294.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 472540644 + 20232004 = 21738^2 + 4498^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154761 + ... + 157912.

Almost surely, 2^492772648 is an apocalyptic number.

It is an amenable number.

492772648 is a deficient number, since it is larger than the sum of its proper divisors (435869132).

492772648 is a wasteful number, since it uses less digits than its factorization.

492772648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312876 (or 312872 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 49.

The square root of 492772648 is about 22198.4830112330. The cubic root of 492772648 is about 789.8577151216.

The spelling of 492772648 in words is "four hundred ninety-two million, seven hundred seventy-two thousand, six hundred forty-eight".