998247600 has 270 divisors, whose sum is σ = 4030491660. Its totient is φ = 228130560.

The previous prime is 998247581. The next prime is 998247629. The reversal of 998247600 is 6742899.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 53 ways as a sum of consecutive naturals, for example, 173571 + ... + 179229.

Almost surely, 2^998247600 is an apocalyptic number.

998247600 is a gapful number since it is divisible by the number (90) 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 998247600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2015245830).

998247600 is an abundant number, since it is smaller than the sum of its proper divisors (3032244060).

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

998247600 is a wasteful number, since it uses less digits than its factorization.

998247600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5697 (or 5676 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 998247600 is about 31595.0565753568. The cubic root of 998247600 is about 999.4155251223.

The spelling of 998247600 in words is "nine hundred ninety-eight million, two hundred forty-seven thousand, six hundred".