9794749 has 2 divisors, whose sum is σ = 9794750. Its totient is φ = 9794748.

The previous prime is 9794723. The next prime is 9794761. The reversal of 9794749 is 9474979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5257849 + 4536900 = 2293^2 + 2130^2 .

It is an emirp because it is prime and its reverse (9474979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9794749 - 2¹¹ = 9792701 is a prime.

9794749 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9794789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4897374 + 4897375.

It is an arithmetic number, because the mean of its divisors is an integer number (4897375).

Almost surely, 2^9794749 is an apocalyptic number.

It is an amenable number.

9794749 is a deficient number, since it is larger than the sum of its proper divisors (1).

9794749 is an equidigital number, since it uses as much as digits as its factorization.

9794749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 49.

The square root of 9794749 is about 3129.6563709136. The cubic root of 9794749 is about 213.9592681671.

The spelling of 9794749 in words is "nine million, seven hundred ninety-four thousand, seven hundred forty-nine".