9627641 has 4 divisors (see below), whose sum is σ = 9664512. Its totient is φ = 9590772.

The previous prime is 9627613. The next prime is 9627649. The reversal of 9627641 is 1467269.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1467269 = 277 ⋅5297.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9627641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9627649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18041 + ... + 18566.

It is an arithmetic number, because the mean of its divisors is an integer number (2416128).

Almost surely, 2^9627641 is an apocalyptic number.

It is an amenable number.

9627641 is a deficient number, since it is larger than the sum of its proper divisors (36871).

9627641 is a wasteful number, since it uses less digits than its factorization.

9627641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36870.

The product of its digits is 18144, while the sum is 35.

The square root of 9627641 is about 3102.8440179938. The cubic root of 9627641 is about 212.7354971673.

The spelling of 9627641 in words is "nine million, six hundred twenty-seven thousand, six hundred forty-one".