9956541 has 16 divisors (see below), whose sum is σ = 15696000. Its totient is φ = 5492928.

The previous prime is 9956537. The next prime is 9956561. The reversal of 9956541 is 1456599.

9956541 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9956541 - 2² = 9956537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9956541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9956561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7566 + ... + 8783.

It is an arithmetic number, because the mean of its divisors is an integer number (981000).

Almost surely, 2^9956541 is an apocalyptic number.

It is an amenable number.

9956541 is a deficient number, since it is larger than the sum of its proper divisors (5739459).

9956541 is a wasteful number, since it uses less digits than its factorization.

9956541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16388.

The product of its digits is 48600, while the sum is 39.

The square root of 9956541 is about 3155.3987069782. The cubic root of 9956541 is about 215.1309172014.

The spelling of 9956541 in words is "nine million, nine hundred fifty-six thousand, five hundred forty-one".