9672491 has 2 divisors, whose sum is σ = 9672492. Its totient is φ = 9672490.

The previous prime is 9672469. The next prime is 9672493. The reversal of 9672491 is 1942769.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9672491 - 2¹⁸ = 9410347 is a prime.

Together with 9672493, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9672493) 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 as a sum of consecutive naturals, namely, 4836245 + 4836246.

It is an arithmetic number, because the mean of its divisors is an integer number (4836246).

Almost surely, 2^9672491 is an apocalyptic number.

9672491 is a deficient number, since it is larger than the sum of its proper divisors (1).

9672491 is an equidigital number, since it uses as much as digits as its factorization.

9672491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 9672491 is about 3110.0628611010. The cubic root of 9672491 is about 213.0653256102.

The spelling of 9672491 in words is "nine million, six hundred seventy-two thousand, four hundred ninety-one".