500488987 has 2 divisors, whose sum is σ = 500488988. Its totient is φ = 500488986.

The previous prime is 500488981. The next prime is 500489021. The reversal of 500488987 is 789884005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 500488987 - 2³ = 500488979 is a prime.

It is a super-2 number, since 2×500488987² = 500978452216572338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 500488987.

It is not a weakly prime, because it can be changed into another prime (500488981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250244493 + 250244494.

It is an arithmetic number, because the mean of its divisors is an integer number (250244494).

Almost surely, 2^500488987 is an apocalyptic number.

500488987 is a deficient number, since it is larger than the sum of its proper divisors (1).

500488987 is an equidigital number, since it uses as much as digits as its factorization.

500488987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 49.

The square root of 500488987 is about 22371.6111847135. The cubic root of 500488987 is about 793.9591811758.

The spelling of 500488987 in words is "five hundred million, four hundred eighty-eight thousand, nine hundred eighty-seven".