9948149 has 4 divisors (see below), whose sum is σ = 9955200. Its totient is φ = 9941100.

The previous prime is 9948137. The next prime is 9948157. The reversal of 9948149 is 9418499.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9418499 = 953 ⋅9883.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9948149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9948109) 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, 599 + ... + 4500.

It is an arithmetic number, because the mean of its divisors is an integer number (2488800).

Almost surely, 2^9948149 is an apocalyptic number.

It is an amenable number.

9948149 is a deficient number, since it is larger than the sum of its proper divisors (7051).

9948149 is a wasteful number, since it uses less digits than its factorization.

9948149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7050.

The product of its digits is 93312, while the sum is 44.

The square root of 9948149 is about 3154.0686422461. The cubic root of 9948149 is about 215.0704582487.

The spelling of 9948149 in words is "nine million, nine hundred forty-eight thousand, one hundred forty-nine".