9834649 has 4 divisors (see below), whose sum is σ = 10728720. Its totient is φ = 8940580.

The previous prime is 9834613. The next prime is 9834689. The reversal of 9834649 is 9464389.

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 an emirpimes, since its reverse is a distinct semiprime: 9464389 = 11 ⋅860399.

It is not a de Polignac number, because 9834649 - 2¹¹ = 9832601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9834689) 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, 447019 + ... + 447040.

It is an arithmetic number, because the mean of its divisors is an integer number (2682180).

Almost surely, 2^9834649 is an apocalyptic number.

It is an amenable number.

9834649 is a deficient number, since it is larger than the sum of its proper divisors (894071).

9834649 is a wasteful number, since it uses less digits than its factorization.

9834649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894070.

The product of its digits is 186624, while the sum is 43.

The square root of 9834649 is about 3136.0243940378. The cubic root of 9834649 is about 214.2494035194.

The spelling of 9834649 in words is "nine million, eight hundred thirty-four thousand, six hundred forty-nine".