492938447 has 2 divisors, whose sum is σ = 492938448. Its totient is φ = 492938446.

The previous prime is 492938441. The next prime is 492938503. The reversal of 492938447 is 744839294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492938447 - 2⁸ = 492938191 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 492938395 and 492938404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492938441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246469223 + 246469224.

It is an arithmetic number, because the mean of its divisors is an integer number (246469224).

Almost surely, 2^492938447 is an apocalyptic number.

492938447 is a deficient number, since it is larger than the sum of its proper divisors (1).

492938447 is an equidigital number, since it uses as much as digits as its factorization.

492938447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 50.

The square root of 492938447 is about 22202.2171640582. The cubic root of 492938447 is about 789.9462907458.

The spelling of 492938447 in words is "four hundred ninety-two million, nine hundred thirty-eight thousand, four hundred forty-seven".