1998966024 has 192 divisors, whose sum is σ = 6113802240. Its totient is φ = 584810880.

The previous prime is 1998966019. The next prime is 1998966127. The reversal of 1998966024 is 4206698991.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3089269 + ... + 3089915.

It is an arithmetic number, because the mean of its divisors is an integer number (31842720).

Almost surely, 2^1998966024 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 1998966024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3056901120).

1998966024 is an abundant number, since it is smaller than the sum of its proper divisors (4114836216).

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

1998966024 is a wasteful number, since it uses less digits than its factorization.

1998966024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The square root of 1998966024 is about 44709.7978523724. The cubic root of 1998966024 is about 1259.7038911132.

The spelling of 1998966024 in words is "one billion, nine hundred ninety-eight million, nine hundred sixty-six thousand, twenty-four".