998338810 has 128 divisors (see below), whose sum is σ = 2198430720. Its totient is φ = 319334400.

The previous prime is 998338801. The next prime is 998338811. The reversal of 998338810 is 18833899.

998338810 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×998338810² = 1993360759104432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (998338811) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11217246 + ... + 11217334.

It is an arithmetic number, because the mean of its divisors is an integer number (17175240).

Almost surely, 2^998338810 is an apocalyptic number.

998338810 is an abundant number, since it is smaller than the sum of its proper divisors (1200091910).

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

998338810 is a wasteful number, since it uses less digits than its factorization.

998338810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 998338810 is about 31596.4999643948. The cubic root of 998338810 is about 999.4459630998.

The spelling of 998338810 in words is "nine hundred ninety-eight million, three hundred thirty-eight thousand, eight hundred ten".