9749434 has 4 divisors (see below), whose sum is σ = 14624154. Its totient is φ = 4874716.

The previous prime is 9749393. The next prime is 9749437. The reversal of 9749434 is 4349479.

9749434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5276209 + 4473225 = 2297^2 + 2115^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 9⁷ + 7⁶ + 4 + 9⁷ + 4³ + 3⁵ + 4⁸ .

It is not an unprimeable number, because it can be changed into a prime (9749437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2437357 + ... + 2437360.

Almost surely, 2^9749434 is an apocalyptic number.

9749434 is a deficient number, since it is larger than the sum of its proper divisors (4874720).

9749434 is a wasteful number, since it uses less digits than its factorization.

9749434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4874719.

The product of its digits is 108864, while the sum is 40.

The square root of 9749434 is about 3122.4083653488. The cubic root of 9749434 is about 213.6288001163.

The spelling of 9749434 in words is "nine million, seven hundred forty-nine thousand, four hundred thirty-four".