9748949 has 4 divisors (see below), whose sum is σ = 11141664. Its totient is φ = 8356236.

The previous prime is 9748933. The next prime is 9748951. The reversal of 9748949 is 9498479.

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.

It is not a de Polignac number, because 9748949 - 2⁴ = 9748933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9748897 and 9748906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9748909) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 696347 + ... + 696360.

It is an arithmetic number, because the mean of its divisors is an integer number (2785416).

Almost surely, 2^9748949 is an apocalyptic number.

It is an amenable number.

9748949 is a deficient number, since it is larger than the sum of its proper divisors (1392715).

9748949 is a wasteful number, since it uses less digits than its factorization.

9748949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392714.

The product of its digits is 653184, while the sum is 50.

The square root of 9748949 is about 3122.3306999740. The cubic root of 9748949 is about 213.6252576308.

The spelling of 9748949 in words is "nine million, seven hundred forty-eight thousand, nine hundred forty-nine".