9948644 has 12 divisors (see below), whose sum is σ = 17971968. Its totient is φ = 4813800.

The previous prime is 9948643. The next prime is 9948677. The reversal of 9948644 is 4468499.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9948595 and 9948604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9948643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39992 + ... + 40239.

It is an arithmetic number, because the mean of its divisors is an integer number (1497664).

Almost surely, 2^9948644 is an apocalyptic number.

It is an amenable number.

9948644 is a deficient number, since it is larger than the sum of its proper divisors (8023324).

9948644 is a wasteful number, since it uses less digits than its factorization.

9948644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80266 (or 80264 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 9948644 is about 3154.1471113440. The cubic root of 9948644 is about 215.0740253481.

The spelling of 9948644 in words is "nine million, nine hundred forty-eight thousand, six hundred forty-four".