485504731 has 2 divisors, whose sum is σ = 485504732. Its totient is φ = 485504730.

The previous prime is 485504711. The next prime is 485504753. The reversal of 485504731 is 137405584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485504731 - 2¹¹ = 485502683 is a prime.

It is a super-2 number, since 2×485504731² = 471429687646764722, which contains 22 as substring.

It is equal to p_25631668 and since 485504731 and 25631668 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (485504711) 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, 242752365 + 242752366.

It is an arithmetic number, because the mean of its divisors is an integer number (242752366).

Almost surely, 2^485504731 is an apocalyptic number.

485504731 is a deficient number, since it is larger than the sum of its proper divisors (1).

485504731 is an equidigital number, since it uses as much as digits as its factorization.

485504731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 485504731 is about 22034.1718927669. The cubic root of 485504731 is about 785.9552550675.

The spelling of 485504731 in words is "four hundred eighty-five million, five hundred four thousand, seven hundred thirty-one".