10009745 has 8 divisors (see below), whose sum is σ = 12399360. Its totient is φ = 7749360.

The previous prime is 10009729. The next prime is 10009777. The reversal of 10009745 is 54790001.

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

It is not a de Polignac number, because 10009745 - 2⁴ = 10009729 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 32135 + ... + 32444.

It is an arithmetic number, because the mean of its divisors is an integer number (1549920).

Almost surely, 2^10009745 is an apocalyptic number.

It is an amenable number.

10009745 is a deficient number, since it is larger than the sum of its proper divisors (2389615).

10009745 is an equidigital number, since it uses as much as digits as its factorization.

10009745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64615.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 10009745 is about 3163.8181047589. The cubic root of 10009745 is about 215.5134295028.

Adding to 10009745 its reverse (54790001), we get a palindrome (64799746).

The spelling of 10009745 in words is "ten million, nine thousand, seven hundred forty-five".