9749765 has 8 divisors (see below), whose sum is σ = 11722488. Its totient is φ = 7784640.

The previous prime is 9749743. The next prime is 9749801. The reversal of 9749765 is 5679479.

9749765 is nontrivially palindromic in base 6.

It can be written as a sum of positive squares in 4 ways, for example, as 833569 + 8916196 = 913^2 + 2986^2 .

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

It is not a de Polignac number, because 9749765 - 2¹⁰ = 9748741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1475 + ... + 4655.

It is an arithmetic number, because the mean of its divisors is an integer number (1465311).

Almost surely, 2^9749765 is an apocalyptic number.

It is an amenable number.

9749765 is a deficient number, since it is larger than the sum of its proper divisors (1972723).

9749765 is a wasteful number, since it uses less digits than its factorization.

9749765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799.

The product of its digits is 476280, while the sum is 47.

The square root of 9749765 is about 3122.4613688563. The cubic root of 9749765 is about 213.6312177039.

The spelling of 9749765 in words is "nine million, seven hundred forty-nine thousand, seven hundred sixty-five".