492641228 has 6 divisors (see below), whose sum is σ = 862122156. Its totient is φ = 246320612.

The previous prime is 492641221. The next prime is 492641231. The reversal of 492641228 is 822146294.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 492641191 and 492641200.

It is not an unprimeable number, because it can be changed into a prime (492641221) 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, 61580150 + ... + 61580157.

It is an arithmetic number, because the mean of its divisors is an integer number (143687026).

Almost surely, 2^492641228 is an apocalyptic number.

It is an amenable number.

492641228 is a deficient number, since it is larger than the sum of its proper divisors (369480928).

492641228 is a wasteful number, since it uses less digits than its factorization.

492641228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123160311 (or 123160309 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 492641228 is about 22195.5227016622. The cubic root of 492641228 is about 789.7874918448.

The spelling of 492641228 in words is "four hundred ninety-two million, six hundred forty-one thousand, two hundred twenty-eight".