9994949 has 4 divisors (see below), whose sum is σ = 10429536. Its totient is φ = 9560364.

The previous prime is 9994913. The next prime is 9994951. The reversal of 9994949 is 9494999.

9994949 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 9994949 - 2²⁰ = 8946373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9994949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994349) 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, 217259 + ... + 217304.

It is an arithmetic number, because the mean of its divisors is an integer number (2607384).

Almost surely, 2^9994949 is an apocalyptic number.

It is an amenable number.

9994949 is a deficient number, since it is larger than the sum of its proper divisors (434587).

9994949 is a wasteful number, since it uses less digits than its factorization.

9994949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434586.

The product of its digits is 944784, while the sum is 53.

The square root of 9994949 is about 3161.4789260724. The cubic root of 9994949 is about 215.4071893955.

The spelling of 9994949 in words is "nine million, nine hundred ninety-four thousand, nine hundred forty-nine".