9644473 has 4 divisors (see below), whose sum is σ = 9681408. Its totient is φ = 9607540.

The previous prime is 9644461. The next prime is 9644483. The reversal of 9644473 is 3744469.

9644473 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 9644473 - 2⁹ = 9643961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9644483) 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, 18073 + ... + 18598.

It is an arithmetic number, because the mean of its divisors is an integer number (2420352).

Almost surely, 2^9644473 is an apocalyptic number.

It is an amenable number.

9644473 is a deficient number, since it is larger than the sum of its proper divisors (36935).

9644473 is a wasteful number, since it uses less digits than its factorization.

9644473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36934.

The product of its digits is 72576, while the sum is 37.

The square root of 9644473 is about 3105.5551838600. Note that the first 3 decimals coincide. The cubic root of 9644473 is about 212.8594001103.

The spelling of 9644473 in words is "nine million, six hundred forty-four thousand, four hundred seventy-three".