9672147 has 6 divisors (see below), whose sum is σ = 13970892. Its totient is φ = 6448092.

The previous prime is 9672137. The next prime is 9672149. The reversal of 9672147 is 7412769.

It is a happy number.

It is not a de Polignac number, because 9672147 - 2¹¹ = 9670099 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (9672149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537333 + ... + 537350.

It is an arithmetic number, because the mean of its divisors is an integer number (2328482).

Almost surely, 2^9672147 is an apocalyptic number.

9672147 is a deficient number, since it is larger than the sum of its proper divisors (4298745).

9672147 is a wasteful number, since it uses less digits than its factorization.

9672147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074689 (or 1074686 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 9672147 is about 3110.0075562609. The cubic root of 9672147 is about 213.0627997066.

The spelling of 9672147 in words is "nine million, six hundred seventy-two thousand, one hundred forty-seven".