9421934649 has 8 divisors (see below), whose sum is σ = 12598168992. Its totient is φ = 6263495040.

The previous prime is 9421934647. The next prime is 9421934653. The reversal of 9421934649 is 9464391249.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9421934649 - 2¹ = 9421934647 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9421934647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4447447 + ... + 4449564.

It is an arithmetic number, because the mean of its divisors is an integer number (1574771124).

Almost surely, 2^9421934649 is an apocalyptic number.

It is an amenable number.

9421934649 is a deficient number, since it is larger than the sum of its proper divisors (3176234343).

9421934649 is a wasteful number, since it uses less digits than its factorization.

9421934649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897367.

The product of its digits is 1679616, while the sum is 51.

The square root of 9421934649 is about 97066.6505500216. The cubic root of 9421934649 is about 2112.0945822093.

The spelling of 9421934649 in words is "nine billion, four hundred twenty-one million, nine hundred thirty-four thousand, six hundred forty-nine".