9644475 has 24 divisors (see below), whose sum is σ = 16641792. Its totient is φ = 4919200.

The previous prime is 9644461. The next prime is 9644483. The reversal of 9644475 is 5744469.

9644475 = T₁₇₃ + T₁₇₄ + ... + T₃₉₇.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-9644475 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1071 + ... + 4520.

It is an arithmetic number, because the mean of its divisors is an integer number (693408).

Almost surely, 2^9644475 is an apocalyptic number.

9644475 is a deficient number, since it is larger than the sum of its proper divisors (6997317).

9644475 is a wasteful number, since it uses less digits than its factorization.

9644475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627 (or 5622 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 9644475 is about 3105.5555058636. Note that the first 4 decimals coincide. The cubic root of 9644475 is about 212.8594148241.

The spelling of 9644475 in words is "nine million, six hundred forty-four thousand, four hundred seventy-five".