492225187 has 2 divisors, whose sum is σ = 492225188. Its totient is φ = 492225186.

The previous prime is 492225163. The next prime is 492225193. The reversal of 492225187 is 781522294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 492225187 - 2⁷ = 492225059 is a prime.

It is not a weakly prime, because it can be changed into another prime (492225127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246112593 + 246112594.

It is an arithmetic number, because the mean of its divisors is an integer number (246112594).

Almost surely, 2^492225187 is an apocalyptic number.

492225187 is a deficient number, since it is larger than the sum of its proper divisors (1).

492225187 is an equidigital number, since it uses as much as digits as its factorization.

492225187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The square root of 492225187 is about 22186.1485391223. The cubic root of 492225187 is about 789.5651011203.

The spelling of 492225187 in words is "four hundred ninety-two million, two hundred twenty-five thousand, one hundred eighty-seven".