998830833 has 32 divisors (see below), whose sum is σ = 1788122112. Its totient is φ = 478958400.

The previous prime is 998830829. The next prime is 998830849. The reversal of 998830833 is 338038899.

It is not a de Polignac number, because 998830833 - 2² = 998830829 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (998830813) 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 in 31 ways as a sum of consecutive naturals, for example, 163303 + ... + 169308.

It is an arithmetic number, because the mean of its divisors is an integer number (55878816).

Almost surely, 2^998830833 is an apocalyptic number.

It is an amenable number.

998830833 is a deficient number, since it is larger than the sum of its proper divisors (789291279).

998830833 is a wasteful number, since it uses less digits than its factorization.

998830833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332645.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The square root of 998830833 is about 31604.2850417471. The cubic root of 998830833 is about 999.6101256844.

The spelling of 998830833 in words is "nine hundred ninety-eight million, eight hundred thirty thousand, eight hundred thirty-three".