998886419 has 2 divisors, whose sum is σ = 998886420. Its totient is φ = 998886418.

The previous prime is 998886367. The next prime is 998886457. The reversal of 998886419 is 914688899.

998886419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 998886419 - 2²⁰ = 997837843 is a prime.

It is a super-2 number, since 2×998886419² = 1995548156125287122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (998886479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499443209 + 499443210.

It is an arithmetic number, because the mean of its divisors is an integer number (499443210).

Almost surely, 2^998886419 is an apocalyptic number.

998886419 is a deficient number, since it is larger than the sum of its proper divisors (1).

998886419 is an equidigital number, since it uses as much as digits as its factorization.

998886419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8957952, while the sum is 62.

The square root of 998886419 is about 31605.1644355792. The cubic root of 998886419 is about 999.6286684633.

The spelling of 998886419 in words is "nine hundred ninety-eight million, eight hundred eighty-six thousand, four hundred nineteen".