9672547 has 4 divisors (see below), whose sum is σ = 9679096. Its totient is φ = 9666000.

The previous prime is 9672511. The next prime is 9672557. The reversal of 9672547 is 7452769.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7452769 = 19 ⋅392251.

It is a cyclic number.

It is not a de Polignac number, because 9672547 - 2⁷ = 9672419 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9672557) 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 3 ways as a sum of consecutive naturals, for example, 103 + ... + 4399.

It is an arithmetic number, because the mean of its divisors is an integer number (2419774).

Almost surely, 2^9672547 is an apocalyptic number.

9672547 is a deficient number, since it is larger than the sum of its proper divisors (6549).

9672547 is a wasteful number, since it uses less digits than its factorization.

9672547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6548.

The product of its digits is 105840, while the sum is 40.

The square root of 9672547 is about 3110.0718641215. The cubic root of 9672547 is about 213.0657367982.

The spelling of 9672547 in words is "nine million, six hundred seventy-two thousand, five hundred forty-seven".