9949837 has 4 divisors (see below), whose sum is σ = 9961056. Its totient is φ = 9938620.

The previous prime is 9949831. The next prime is 9949859. The reversal of 9949837 is 7389499.

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 a cyclic number.

It is not a de Polignac number, because 9949837 - 2³ = 9949829 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 (9949831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4153 + ... + 6094.

It is an arithmetic number, because the mean of its divisors is an integer number (2490264).

Almost surely, 2^9949837 is an apocalyptic number.

It is an amenable number.

9949837 is a deficient number, since it is larger than the sum of its proper divisors (11219).

9949837 is a wasteful number, since it uses less digits than its factorization.

9949837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11218.

The product of its digits is 489888, while the sum is 49.

The square root of 9949837 is about 3154.3362217747. The cubic root of 9949837 is about 215.0826219320.

The spelling of 9949837 in words is "nine million, nine hundred forty-nine thousand, eight hundred thirty-seven".