9770945 has 8 divisors (see below), whose sum is σ = 11900544. Its totient is φ = 7699824.

The previous prime is 9770939. The next prime is 9770947. The reversal of 9770945 is 5490779.

It is a happy number.

9770945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9770945 - 2⁶ = 9770881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9770947) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 14249 + ... + 14918.

It is an arithmetic number, because the mean of its divisors is an integer number (1487568).

Almost surely, 2^9770945 is an apocalyptic number.

It is an amenable number.

9770945 is a deficient number, since it is larger than the sum of its proper divisors (2129599).

9770945 is a wasteful number, since it uses less digits than its factorization.

9770945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29239.

The product of its (nonzero) digits is 79380, while the sum is 41.

The square root of 9770945 is about 3125.8510841049. The cubic root of 9770945 is about 213.7858004625.

The spelling of 9770945 in words is "nine million, seven hundred seventy thousand, nine hundred forty-five".