9964937 has 2 divisors, whose sum is σ = 9964938. Its totient is φ = 9964936.

The previous prime is 9964931. The next prime is 9964939. The reversal of 9964937 is 7394699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5550736 + 4414201 = 2356^2 + 2101^2 .

It is a cyclic number.

It is not a de Polignac number, because 9964937 - 2¹⁰ = 9963913 is a prime.

Together with 9964939, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9964891 and 9964900.

It is not a weakly prime, because it can be changed into another prime (9964931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4982468 + 4982469.

It is an arithmetic number, because the mean of its divisors is an integer number (4982469).

Almost surely, 2^9964937 is an apocalyptic number.

It is an amenable number.

9964937 is a deficient number, since it is larger than the sum of its proper divisors (1).

9964937 is an equidigital number, since it uses as much as digits as its factorization.

9964937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 367416, while the sum is 47.

The square root of 9964937 is about 3156.7288448646. The cubic root of 9964937 is about 215.1913709843.

It can be divided in two parts, 9964 and 937, that added together give a palindrome (10901).

The spelling of 9964937 in words is "nine million, nine hundred sixty-four thousand, nine hundred thirty-seven".