9098940 has 48 divisors (see below), whose sum is σ = 25683840. Its totient is φ = 2406720.

The previous prime is 9098923. The next prime is 9098941. The reversal of 9098940 is 498909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9098941) 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 15 ways as a sum of consecutive naturals, for example, 7795 + ... + 8885.

It is an arithmetic number, because the mean of its divisors is an integer number (535080).

Almost surely, 2^9098940 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 9098940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12841920).

9098940 is an abundant number, since it is smaller than the sum of its proper divisors (16584900).

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

9098940 is a wasteful number, since it uses less digits than its factorization.

9098940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 9098940 is about 3016.4449273938. Note that the first 3 decimals coincide. The cubic root of 9098940 is about 208.7678412327.

The spelling of 9098940 in words is "nine million, ninety-eight thousand, nine hundred forty".