9136641 has 8 divisors (see below), whose sum is σ = 12382144. Its totient is φ = 5991120.

The previous prime is 9136637. The next prime is 9136643. The reversal of 9136641 is 1466319.

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

It is not a de Polignac number, because 9136641 - 2² = 9136637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9136599 and 9136608.

It is not an unprimeable number, because it can be changed into a prime (9136643) 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, 24781 + ... + 25146.

It is an arithmetic number, because the mean of its divisors is an integer number (1547768).

Almost surely, 2^9136641 is an apocalyptic number.

It is an amenable number.

9136641 is a deficient number, since it is larger than the sum of its proper divisors (3245503).

9136641 is a wasteful number, since it uses less digits than its factorization.

9136641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49991.

The product of its digits is 3888, while the sum is 30.

The square root of 9136641 is about 3022.6877112927. The cubic root of 9136641 is about 209.0557835880.

The spelling of 9136641 in words is "nine million, one hundred thirty-six thousand, six hundred forty-one".