998212432 has 40 divisors (see below), whose sum is σ = 2211929856. Its totient is φ = 427495296.

The previous prime is 998212429. The next prime is 998212469. The reversal of 998212432 is 234212899.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 221433 + ... + 225895.

Almost surely, 2^998212432 is an apocalyptic number.

It is an amenable number.

998212432 is an abundant number, since it is smaller than the sum of its proper divisors (1213717424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

998212432 is a wasteful number, since it uses less digits than its factorization.

998212432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475 (or 6469 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 998212432 is about 31594.5000276947. The cubic root of 998212432 is about 999.4037886026.

The spelling of 998212432 in words is "nine hundred ninety-eight million, two hundred twelve thousand, four hundred thirty-two".