9672849 has 6 divisors (see below), whose sum is σ = 13971906. Its totient is φ = 6448560.

The previous prime is 9672841. The next prime is 9672851. The reversal of 9672849 is 9482769.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6890625 + 2782224 = 2625^2 + 1668^2 .

It is not a de Polignac number, because 9672849 - 2³ = 9672841 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9672841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537372 + ... + 537389.

It is an arithmetic number, because the mean of its divisors is an integer number (2328651).

Almost surely, 2^9672849 is an apocalyptic number.

It is an amenable number.

9672849 is a deficient number, since it is larger than the sum of its proper divisors (4299057).

9672849 is a wasteful number, since it uses less digits than its factorization.

9672849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074767 (or 1074764 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 9672849 is about 3110.1204156753. The cubic root of 9672849 is about 213.0679542487.

The spelling of 9672849 in words is "nine million, six hundred seventy-two thousand, eight hundred forty-nine".