998419299 has 32 divisors (see below), whose sum is σ = 1438560000. Its totient is φ = 613638144.

The previous prime is 998419291. The next prime is 998419309. The reversal of 998419299 is 992914899.

It is a happy number.

It is not a de Polignac number, because 998419299 - 2³ = 998419291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (998419291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1350672 + ... + 1351410.

It is an arithmetic number, because the mean of its divisors is an integer number (44955000).

Almost surely, 2^998419299 is an apocalyptic number.

998419299 is a deficient number, since it is larger than the sum of its proper divisors (440140701).

998419299 is a wasteful number, since it uses less digits than its factorization.

998419299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267.

The product of its digits is 3779136, while the sum is 60.

The square root of 998419299 is about 31597.7736399260. The cubic root of 998419299 is about 999.4728217986.

The spelling of 998419299 in words is "nine hundred ninety-eight million, four hundred nineteen thousand, two hundred ninety-nine".