9999941 has 8 divisors (see below), whose sum is σ = 11707584.
Its totient is φ = 8362080.
The previous prime is 9999937. The next prime is 9999943. The reversal of 9999941 is 1499999.
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 9999941 - 22 = 9999937 is a prime.
It is a nialpdrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 9999941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9999943) 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, 17135 + ... + 17708.
It is an arithmetic number, because the mean of its divisors is an integer number (1463448).
Almost surely, 29999941 is an apocalyptic number.
It is an amenable number.
9999941 is a deficient number, since it is larger than the sum of its proper divisors (1707643).
9999941 is a wasteful number, since it uses less digits than its factorization.
9999941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34891.
The product of its digits is 236196, while the sum is 50.
The square root of 9999941 is about 3162.2683314355.
The cubic root of 9999941 is about 215.4430452969.
The spelling of 9999941 in words is "nine million, nine hundred ninety-nine thousand, nine hundred forty-one".