1098924288 has 144 divisors (see below), whose sum is σ = 3646626816. Its totient is φ = 285419520.

The previous prime is 1098924287. The next prime is 1098924317. The reversal of 1098924288 is 8824298901.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1098924288.

It is not an unprimeable number, because it can be changed into a prime (1098924283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49845 + ... + 68427.

Almost surely, 2^1098924288 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 1098924288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1823313408).

1098924288 is an abundant number, since it is smaller than the sum of its proper divisors (2547702528).

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

1098924288 is a wasteful number, since it uses less digits than its factorization.

1098924288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18620 (or 18606 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 51.

The square root of 1098924288 is about 33150.0269683148. The cubic root of 1098924288 is about 1031.9435099179.

The spelling of 1098924288 in words is "one billion, ninety-eight million, nine hundred twenty-four thousand, two hundred eighty-eight".