9840492 has 72 divisors (see below), whose sum is σ = 26142480. Its totient is φ = 3118080.

The previous prime is 9840487. The next prime is 9840503. The reversal of 9840492 is 2940489.

It is a happy number.

9840492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87028 + ... + 87140.

It is an arithmetic number, because the mean of its divisors is an integer number (363090).

Almost surely, 2^9840492 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 9840492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13071240).

9840492 is an abundant number, since it is smaller than the sum of its proper divisors (16301988).

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

9840492 is a wasteful number, since it uses less digits than its factorization.

9840492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 9840492 is about 3136.9558492271. The cubic root of 9840492 is about 214.2918253495.

The spelling of 9840492 in words is "nine million, eight hundred forty thousand, four hundred ninety-two".