9798705 has 32 divisors (see below), whose sum is σ = 19910400. Its totient is φ = 4478976.

The previous prime is 9798703. The next prime is 9798707. The reversal of 9798705 is 5078979.

It is an interprime number because it is at equal distance from previous prime (9798703) and next prime (9798707).

It is not a de Polignac number, because 9798705 - 2¹ = 9798703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (9798703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4240 + ... + 6129.

It is an arithmetic number, because the mean of its divisors is an integer number (622200).

Almost surely, 2^9798705 is an apocalyptic number.

It is an amenable number.

9798705 is an abundant number, since it is smaller than the sum of its proper divisors (10111695).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9798705 is a wasteful number, since it uses less digits than its factorization.

9798705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10390 (or 10384 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 9798705 is about 3130.2883253784. The cubic root of 9798705 is about 213.9880696176.

The spelling of 9798705 in words is "nine million, seven hundred ninety-eight thousand, seven hundred five".