9644494 has 24 divisors (see below), whose sum is σ = 15437880. Its totient is φ = 4514256.

The previous prime is 9644489. The next prime is 9644519. The reversal of 9644494 is 4944469.

It is a happy number.

9644494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Its product of digits (124416) is a multiple of the sum of its prime factors (192).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163437 + ... + 163495.

It is an arithmetic number, because the mean of its divisors is an integer number (643245).

Almost surely, 2^9644494 is an apocalyptic number.

9644494 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

9644494 is a deficient number, since it is larger than the sum of its proper divisors (5793386).

9644494 is a wasteful number, since it uses less digits than its factorization.

9644494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 145 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 9644494 is about 3105.5585648962. The cubic root of 9644494 is about 212.8595546045.

The spelling of 9644494 in words is "nine million, six hundred forty-four thousand, four hundred ninety-four".