487441469 has 2 divisors, whose sum is σ = 487441470. Its totient is φ = 487441468.

The previous prime is 487441457. The next prime is 487441481. The reversal of 487441469 is 964144784.

It is a balanced prime because it is at equal distance from previous prime (487441457) and next prime (487441481).

It can be written as a sum of positive squares in only one way, i.e., 390655225 + 96786244 = 19765^2 + 9838^2 .

It is a cyclic number.

It is not a de Polignac number, because 487441469 - 2²⁸ = 219006013 is a prime.

It is a super-3 number, since 3×487441469³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (487441769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243720734 + 243720735.

It is an arithmetic number, because the mean of its divisors is an integer number (243720735).

Almost surely, 2^487441469 is an apocalyptic number.

It is an amenable number.

487441469 is a deficient number, since it is larger than the sum of its proper divisors (1).

487441469 is an equidigital number, since it uses as much as digits as its factorization.

487441469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 47.

The square root of 487441469 is about 22078.0766598905. The cubic root of 487441469 is about 786.9989591544.

The spelling of 487441469 in words is "four hundred eighty-seven million, four hundred forty-one thousand, four hundred sixty-nine".