9994757 has 2 divisors, whose sum is σ = 9994758. Its totient is φ = 9994756.

The previous prime is 9994753. The next prime is 9994769. The reversal of 9994757 is 7574999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7845601 + 2149156 = 2801^2 + 1466^2 .

It is an emirp because it is prime and its reverse (7574999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9994757 - 2² = 9994753 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9994753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997378 + 4997379.

It is an arithmetic number, because the mean of its divisors is an integer number (4997379).

Almost surely, 2^9994757 is an apocalyptic number.

It is an amenable number.

9994757 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994757 is an equidigital number, since it uses as much as digits as its factorization.

9994757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 714420, while the sum is 50.

The square root of 9994757 is about 3161.4485603913. The cubic root of 9994757 is about 215.4058100840.

The spelling of 9994757 in words is "nine million, nine hundred ninety-four thousand, seven hundred fifty-seven".