9640147 has 8 divisors (see below), whose sum is σ = 10621872. Its totient is φ = 8676000.

The previous prime is 9640129. The next prime is 9640171. The reversal of 9640147 is 7410469.

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 9640147 - 2¹⁵ = 9607379 is a prime.

It is a Duffinian number.

9640147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9640247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3228 + ... + 5449.

It is an arithmetic number, because the mean of its divisors is an integer number (1327734).

Almost surely, 2^9640147 is an apocalyptic number.

9640147 is a deficient number, since it is larger than the sum of its proper divisors (981725).

9640147 is a wasteful number, since it uses less digits than its factorization.

9640147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8789.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 9640147 is about 3104.8586119178. The cubic root of 9640147 is about 212.8275695314.

The spelling of 9640147 in words is "nine million, six hundred forty thousand, one hundred forty-seven".