9816745 has 8 divisors (see below), whose sum is σ = 12292416. Its totient is φ = 7511856.

The previous prime is 9816733. The next prime is 9816757. The reversal of 9816745 is 5476189.

9816745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9816733) and next prime (9816757).

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 9816745 - 2¹⁹ = 9292457 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

9816745 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9816698 and 9816707.

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, 42567 + ... + 42796.

It is an arithmetic number, because the mean of its divisors is an integer number (1536552).

Almost surely, 2^9816745 is an apocalyptic number.

It is an amenable number.

9816745 is a deficient number, since it is larger than the sum of its proper divisors (2475671).

9816745 is a wasteful number, since it uses less digits than its factorization.

9816745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85391.

The product of its digits is 60480, while the sum is 40.

The square root of 9816745 is about 3133.1685240344. The cubic root of 9816745 is about 214.1193107069.

The spelling of 9816745 in words is "nine million, eight hundred sixteen thousand, seven hundred forty-five".