492478099 has 2 divisors, whose sum is σ = 492478100. Its totient is φ = 492478098.

The previous prime is 492477989. The next prime is 492478109. The reversal of 492478099 is 990874294.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-492478099 is a prime.

It is not a weakly prime, because it can be changed into another prime (492478199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246239049 + 246239050.

It is an arithmetic number, because the mean of its divisors is an integer number (246239050).

Almost surely, 2^492478099 is an apocalyptic number.

492478099 is a deficient number, since it is larger than the sum of its proper divisors (1).

492478099 is an equidigital number, since it uses as much as digits as its factorization.

492478099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 492478099 is about 22191.8475796857. The cubic root of 492478099 is about 789.7003077308.

The spelling of 492478099 in words is "four hundred ninety-two million, four hundred seventy-eight thousand, ninety-nine".