9749329 has 2 divisors, whose sum is σ = 9749330. Its totient is φ = 9749328.

The previous prime is 9749323. The next prime is 9749339. The reversal of 9749329 is 9239479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8850625 + 898704 = 2975^2 + 948^2 .

It is a cyclic number.

It is not a de Polignac number, because 9749329 - 2¹¹ = 9747281 is a prime.

It is a d-powerful number, because it can be written as 9⁴ + 7⁶ + 4 + 9⁵ + 3¹⁴ + 2⁷ + 9⁷ .

9749329 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9749323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4874664 + 4874665.

It is an arithmetic number, because the mean of its divisors is an integer number (4874665).

Almost surely, 2^9749329 is an apocalyptic number.

It is an amenable number.

9749329 is a deficient number, since it is larger than the sum of its proper divisors (1).

9749329 is an equidigital number, since it uses as much as digits as its factorization.

9749329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 43.

The square root of 9749329 is about 3122.3915513593. The cubic root of 9749329 is about 213.6280331964.

The spelling of 9749329 in words is "nine million, seven hundred forty-nine thousand, three hundred twenty-nine".