998954208 has 120 divisors (see below), whose sum is σ = 3357657072. Its totient is φ = 285410304.

The previous prime is 998954207. The next prime is 998954227. The reversal of 998954208 is 802459899.

998954208 is a `hidden beast` number, since 9 + 98 + 9 + 542 + 0 + 8 = 666.

998954208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998954207) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9385 + ... + 45672.

Almost surely, 2^998954208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998954208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1678828536).

998954208 is an abundant number, since it is smaller than the sum of its proper divisors (2358702864).

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

998954208 is a wasteful number, since it uses less digits than its factorization.

998954208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55086 (or 55069 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 998954208 is about 31606.2368528745. The cubic root of 998954208 is about 999.6512810759.

The spelling of 998954208 in words is "nine hundred ninety-eight million, nine hundred fifty-four thousand, two hundred eight".