9644736 has 56 divisors (see below), whose sum is σ = 25749504. Its totient is φ = 3185920.

The previous prime is 9644731. The next prime is 9644741. The reversal of 9644736 is 6374469.

It is an interprime number because it is at equal distance from previous prime (9644731) and next prime (9644741).

It is a junction number, because it is equal to n+sod(n) for n = 9644694 and 9644703.

It is not an unprimeable number, because it can be changed into a prime (9644731) 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, 36541 + ... + 36803.

Almost surely, 2^9644736 is an apocalyptic number.

9644736 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9644736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12874752).

9644736 is an abundant number, since it is smaller than the sum of its proper divisors (16104768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9644736 is a wasteful number, since it uses less digits than its factorization.

9644736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469 (or 459 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 9644736 is about 3105.5975270469. The cubic root of 9644736 is about 212.8613349495.

The spelling of 9644736 in words is "nine million, six hundred forty-four thousand, seven hundred thirty-six".