898198400 has 384 divisors, whose sum is σ = 2731968000. Its totient is φ = 287539200.

The previous prime is 898198337. The next prime is 898198403. The reversal of 898198400 is 4891898.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898198403) 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 47 ways as a sum of consecutive naturals, for example, 11369561 + ... + 11369639.

It is an arithmetic number, because the mean of its divisors is an integer number (7114500).

Almost surely, 2^898198400 is an apocalyptic number.

898198400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 898198400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1365984000).

898198400 is an abundant number, since it is smaller than the sum of its proper divisors (1833769600).

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

898198400 is a wasteful number, since it uses less digits than its factorization.

898198400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 47.

The square root of 898198400 is about 29969.9582915959. The cubic root of 898198400 is about 964.8447225258.

The spelling of 898198400 in words is "eight hundred ninety-eight million, one hundred ninety-eight thousand, four hundred".