492775217 has 16 divisors (see below), whose sum is σ = 542173632. Its totient is φ = 444165120.

The previous prime is 492775211. The next prime is 492775223. The reversal of 492775217 is 712577294.

It is an interprime number because it is at equal distance from previous prime (492775211) and next prime (492775223).

It is a cyclic number.

It is not a de Polignac number, because 492775217 - 2¹⁰ = 492774193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (492775211) 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 in 15 ways as a sum of consecutive naturals, for example, 1137833 + ... + 1138265.

It is an arithmetic number, because the mean of its divisors is an integer number (33885852).

Almost surely, 2^492775217 is an apocalyptic number.

It is an amenable number.

492775217 is a deficient number, since it is larger than the sum of its proper divisors (49398415).

492775217 is a wasteful number, since it uses less digits than its factorization.

492775217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088.

The product of its digits is 246960, while the sum is 44.

The square root of 492775217 is about 22198.5408754720. The cubic root of 492775217 is about 789.8590877228.

The spelling of 492775217 in words is "four hundred ninety-two million, seven hundred seventy-five thousand, two hundred seventeen".