998773260 has 48 divisors (see below), whose sum is σ = 2801627136. Its totient is φ = 265857472.

The previous prime is 998773249. The next prime is 998773261. The reversal of 998773260 is 62377899.

It is not an unprimeable number, because it can be changed into a prime (998773261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18997 + ... + 48563.

It is an arithmetic number, because the mean of its divisors is an integer number (58367232).

Almost surely, 2^998773260 is an apocalyptic number.

It is an amenable number.

998773260 is an abundant number, since it is smaller than the sum of its proper divisors (1802853876).

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

998773260 is a wasteful number, since it uses less digits than its factorization.

998773260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30142 (or 30140 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 51.

The square root of 998773260 is about 31603.3741869440. The cubic root of 998773260 is about 999.5909193425.

The spelling of 998773260 in words is "nine hundred ninety-eight million, seven hundred seventy-three thousand, two hundred sixty".