9963743 has 8 divisors (see below), whose sum is σ = 10242960. Its totient is φ = 9688320.

The previous prime is 9963739. The next prime is 9963749. The reversal of 9963743 is 3473699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9963743 - 2² = 9963739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9963743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9963749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4853 + ... + 6593.

It is an arithmetic number, because the mean of its divisors is an integer number (1280370).

Almost surely, 2^9963743 is an apocalyptic number.

9963743 is a deficient number, since it is larger than the sum of its proper divisors (279217).

9963743 is a wasteful number, since it uses less digits than its factorization.

9963743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897.

The product of its digits is 122472, while the sum is 41.

The square root of 9963743 is about 3156.5397193763. The cubic root of 9963743 is about 215.1827758887.

The spelling of 9963743 in words is "nine million, nine hundred sixty-three thousand, seven hundred forty-three".