9729274 has 4 divisors (see below), whose sum is σ = 14593914. Its totient is φ = 4864636.

The previous prime is 9729241. The next prime is 9729283. The reversal of 9729274 is 4729279.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4729279 = 1667 ⋅2837.

It can be written as a sum of positive squares in only one way, i.e., 7524049 + 2205225 = 2743^2 + 1485^2 .

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 an unprimeable number.

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, 2432317 + ... + 2432320.

Almost surely, 2^9729274 is an apocalyptic number.

9729274 is a deficient number, since it is larger than the sum of its proper divisors (4864640).

9729274 is a wasteful number, since it uses less digits than its factorization.

9729274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864639.

The product of its digits is 63504, while the sum is 40.

The square root of 9729274 is about 3119.1784174683. The cubic root of 9729274 is about 213.4814504156.

The spelling of 9729274 in words is "nine million, seven hundred twenty-nine thousand, two hundred seventy-four".