498674987 has 2 divisors, whose sum is σ = 498674988. Its totient is φ = 498674986.

The previous prime is 498674977. The next prime is 498674993. The reversal of 498674987 is 789476894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 498674987 - 2⁸ = 498674731 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (498674947) 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, 249337493 + 249337494.

It is an arithmetic number, because the mean of its divisors is an integer number (249337494).

Almost surely, 2^498674987 is an apocalyptic number.

498674987 is a deficient number, since it is larger than the sum of its proper divisors (1).

498674987 is an equidigital number, since it uses as much as digits as its factorization.

498674987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24385536, while the sum is 62.

The square root of 498674987 is about 22331.0319286861. The cubic root of 498674987 is about 792.9987967416.

The spelling of 498674987 in words is "four hundred ninety-eight million, six hundred seventy-four thousand, nine hundred eighty-seven".