9747349 has 2 divisors, whose sum is σ = 9747350. Its totient is φ = 9747348.

The previous prime is 9747347. The next prime is 9747383. The reversal of 9747349 is 9437479.

It is a happy number.

9747349 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5846724 + 3900625 = 2418^2 + 1975^2 .

It is a cyclic number.

It is not a de Polignac number, because 9747349 - 2¹ = 9747347 is a prime.

Together with 9747347, it forms a pair of twin primes.

9747349 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9747343) 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, 4873674 + 4873675.

It is an arithmetic number, because the mean of its divisors is an integer number (4873675).

Almost surely, 2^9747349 is an apocalyptic number.

It is an amenable number.

9747349 is a deficient number, since it is larger than the sum of its proper divisors (1).

9747349 is an equidigital number, since it uses as much as digits as its factorization.

9747349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 43.

The square root of 9747349 is about 3122.0744706044. The cubic root of 9747349 is about 213.6135702475.

The spelling of 9747349 in words is "nine million, seven hundred forty-seven thousand, three hundred forty-nine".