9948420 has 144 divisors (see below), whose sum is σ = 33022080. Its totient is φ = 2509056.

The previous prime is 9948413. The next prime is 9948431. The reversal of 9948420 is 248499.

It is a happy number.

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

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 47 ways as a sum of consecutive naturals, for example, 111736 + ... + 111824.

It is an arithmetic number, because the mean of its divisors is an integer number (229320).

Almost surely, 2^9948420 is an apocalyptic number.

9948420 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 9948420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16511040).

9948420 is an abundant number, since it is smaller than the sum of its proper divisors (23073660).

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

9948420 is a wasteful number, since it uses less digits than its factorization.

9948420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 122 counting only the distinct ones).

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

The square root of 9948420 is about 3154.1116023375. Note that the first 3 decimals coincide. The cubic root of 9948420 is about 215.0724111602.

The spelling of 9948420 in words is "nine million, nine hundred forty-eight thousand, four hundred twenty".