998263100 has 18 divisors (see below), whose sum is σ = 2166231144. Its totient is φ = 399305200.

The previous prime is 998263061. The next prime is 998263117. The reversal of 998263100 is 1362899.

It is a super-2 number, since 2×998263100² = 1993058433643220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4991216 + ... + 4991415.

Almost surely, 2^998263100 is an apocalyptic number.

It is an amenable number.

998263100 is an abundant number, since it is smaller than the sum of its proper divisors (1167968044).

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

998263100 is a wasteful number, since it uses less digits than its factorization.

998263100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9982645 (or 9982638 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 998263100 is about 31595.3018659420. The cubic root of 998263100 is about 999.4206978071.

The spelling of 998263100 in words is "nine hundred ninety-eight million, two hundred sixty-three thousand, one hundred".