9948378 has 48 divisors (see below), whose sum is σ = 22292928. Its totient is φ = 2956800.

The previous prime is 9948359. The next prime is 9948413. The reversal of 9948378 is 8738499.

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, 51450 + ... + 51642.

It is an arithmetic number, because the mean of its divisors is an integer number (464436).

Almost surely, 2^9948378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9948378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11146464).

9948378 is an abundant number, since it is smaller than the sum of its proper divisors (12344550).

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

9948378 is a wasteful number, since it uses less digits than its factorization.

9948378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 280 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 9948378 is about 3154.1049443543. The cubic root of 9948378 is about 215.0721084973.

The spelling of 9948378 in words is "nine million, nine hundred forty-eight thousand, three hundred seventy-eight".