9941393 has 32 divisors (see below), whose sum is σ = 13160448. Its totient is φ = 7286400.

The previous prime is 9941383. The next prime is 9941431. The reversal of 9941393 is 3931499.

9941393 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9941393 - 2¹⁰ = 9940369 is a prime.

It is a super-3 number, since 3×9941393³ (a number of 22 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

9941393 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9941333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148346 + ... + 148412.

It is an arithmetic number, because the mean of its divisors is an integer number (411264).

Almost surely, 2^9941393 is an apocalyptic number.

It is an amenable number.

9941393 is a deficient number, since it is larger than the sum of its proper divisors (3219055).

9941393 is a wasteful number, since it uses less digits than its factorization.

9941393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173.

The product of its digits is 26244, while the sum is 38.

The square root of 9941393 is about 3152.9974627329. The cubic root of 9941393 is about 215.0217609126.

The spelling of 9941393 in words is "nine million, nine hundred forty-one thousand, three hundred ninety-three".