998831148 has 48 divisors (see below), whose sum is σ = 2676979200. Its totient is φ = 283941504.

The previous prime is 998831147. The next prime is 998831149. The reversal of 998831148 is 841138899.

998831148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (998831147) and next prime (998831149).

It is a self number, because there is not a number n which added to its sum of digits gives 998831148.

It is not an unprimeable number, because it can be changed into a prime (998831147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13161 + ... + 46592.

It is an arithmetic number, because the mean of its divisors is an integer number (55770400).

Almost surely, 2^998831148 is an apocalyptic number.

It is an amenable number.

998831148 is an abundant number, since it is smaller than the sum of its proper divisors (1678148052).

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

998831148 is a wasteful number, since it uses less digits than its factorization.

998831148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59966 (or 59964 counting only the distinct ones).

The product of its digits is 497664, while the sum is 51.

The square root of 998831148 is about 31604.2900252482. The cubic root of 998831148 is about 999.6102307663.

The spelling of 998831148 in words is "nine hundred ninety-eight million, eight hundred thirty-one thousand, one hundred forty-eight".