9098403840 has 448 divisors, whose sum is σ = 34129065600. Its totient is φ = 2293235712.

The previous prime is 9098403823. The next prime is 9098403863. The reversal of 9098403840 is 483048909.

It is a happy number.

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

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 21012264 + ... + 21012696.

It is an arithmetic number, because the mean of its divisors is an integer number (76180950).

Almost surely, 2^9098403840 is an apocalyptic number.

9098403840 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 9098403840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17064532800).

9098403840 is an abundant number, since it is smaller than the sum of its proper divisors (25030661760).

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

9098403840 is a wasteful number, since it uses less digits than its factorization.

9098403840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 9098403840 is about 95385.5536231771. The cubic root of 9098403840 is about 2087.6374056589.

The spelling of 9098403840 in words is "nine billion, ninety-eight million, four hundred three thousand, eight hundred forty".