9747746 has 4 divisors (see below), whose sum is σ = 14621622. Its totient is φ = 4873872.

The previous prime is 9747737. The next prime is 9747781. The reversal of 9747746 is 6477479.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6477479 = 37 ⋅175067.

It can be written as a sum of positive squares in only one way, i.e., 9703225 + 44521 = 3115^2 + 211^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9747697 and 9747706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2436935 + ... + 2436938.

Almost surely, 2^9747746 is an apocalyptic number.

9747746 is a deficient number, since it is larger than the sum of its proper divisors (4873876).

9747746 is a wasteful number, since it uses less digits than its factorization.

9747746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873875.

The product of its digits is 296352, while the sum is 44.

The square root of 9747746 is about 3122.1380494783. The cubic root of 9747746 is about 213.6164702988.

The spelling of 9747746 in words is "nine million, seven hundred forty-seven thousand, seven hundred forty-six".