998933254 has 8 divisors (see below), whose sum is σ = 1634618088.
Its totient is φ = 454060560.
The previous prime is 998933251. The next prime is 998933267. The reversal of 998933254 is 452339899.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a pancake number, because a pancake can be divided into 998933254 parts by 44697 straight cuts.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (998933251) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 22703007 + ... + 22703050.
It is an arithmetic number, because the mean of its divisors is an integer number (204327261).
Almost surely, 2998933254 is an apocalyptic number.
998933254 is a deficient number, since it is larger than the sum of its proper divisors (635684834).
998933254 is a wasteful number, since it uses less digits than its factorization.
998933254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45406070.
The product of its digits is 2099520, while the sum is 52.
The square root of 998933254 is about 31605.9053659281.
The cubic root of 998933254 is about 999.6442914865.
The spelling of 998933254 in words is "nine hundred ninety-eight million, nine hundred thirty-three thousand, two hundred fifty-four".