492464281 has 2 divisors, whose sum is σ = 492464282. Its totient is φ = 492464280.

The previous prime is 492464267. The next prime is 492464311. The reversal of 492464281 is 182464294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289544256 + 202920025 = 17016^2 + 14245^2 .

It is a cyclic number.

It is not a de Polignac number, because 492464281 - 2¹¹ = 492462233 is a prime.

It is a super-2 number, since 2×492464281² = 485042136121693922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (492434281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246232140 + 246232141.

It is an arithmetic number, because the mean of its divisors is an integer number (246232141).

Almost surely, 2^492464281 is an apocalyptic number.

It is an amenable number.

492464281 is a deficient number, since it is larger than the sum of its proper divisors (1).

492464281 is an equidigital number, since it uses as much as digits as its factorization.

492464281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 40.

The square root of 492464281 is about 22191.5362469569. The cubic root of 492464281 is about 789.6929218315.

The spelling of 492464281 in words is "four hundred ninety-two million, four hundred sixty-four thousand, two hundred eighty-one".