9616939 has 2 divisors, whose sum is σ = 9616940. Its totient is φ = 9616938.

The previous prime is 9616933. The next prime is 9616963. The reversal of 9616939 is 9396169.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9616939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9616895 and 9616904.

It is not a weakly prime, because it can be changed into another prime (9616933) 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, 4808469 + 4808470.

It is an arithmetic number, because the mean of its divisors is an integer number (4808470).

Almost surely, 2^9616939 is an apocalyptic number.

9616939 is a deficient number, since it is larger than the sum of its proper divisors (1).

9616939 is an equidigital number, since it uses as much as digits as its factorization.

9616939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78732, while the sum is 43.

The square root of 9616939 is about 3101.1189915900. The cubic root of 9616939 is about 212.6566429808.

The spelling of 9616939 in words is "nine million, six hundred sixteen thousand, nine hundred thirty-nine".