9744385 has 24 divisors (see below), whose sum is σ = 14052096. Its totient is φ = 6461280.

The previous prime is 9744373. The next prime is 9744389. The reversal of 9744385 is 5834479.

9744385 = T₆₀₆ + T₆₀₇ + ... + T₆₅₄.

9744385 = 130² + 131² + ... + 315².

It is not a de Polignac number, because 9744385 - 2⁷ = 9744257 is a prime.

It is a Duffinian number.

9744385 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9744389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6954 + ... + 8236.

It is an arithmetic number, because the mean of its divisors is an integer number (585504).

It is a Proth number, since it is equal to 2379 ⋅ 2¹² + 1 and 2379 < 2¹².

Almost surely, 2^9744385 is an apocalyptic number.

It is an amenable number.

9744385 is a deficient number, since it is larger than the sum of its proper divisors (4307711).

9744385 is a wasteful number, since it uses less digits than its factorization.

9744385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333 (or 1326 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 9744385 is about 3121.5997501281. The cubic root of 9744385 is about 213.5919159902.

The spelling of 9744385 in words is "nine million, seven hundred forty-four thousand, three hundred eighty-five".