9790000 has 100 divisors (see below), whose sum is σ = 26147880. Its totient is φ = 3520000.

The previous prime is 9789991. The next prime is 9790003. The reversal of 9790000 is 979.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (9790003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 109956 + ... + 110044.

Almost surely, 2^9790000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9790000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13073940).

9790000 is an abundant number, since it is smaller than the sum of its proper divisors (16357880).

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

9790000 is a wasteful number, since it uses less digits than its factorization.

9790000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 567, while the sum is 25.

The square root of 9790000 is about 3128.8975694324. The cubic root of 9790000 is about 213.9246830771.

Adding to 9790000 its reverse (979), we get a palindrome (9790979).

Multiplying 9790000 by its reverse (979), we get a square (9584410000 = 97900²).

9790000 divided by its reverse (979) gives a 4-th power (10000 = 10⁴).

The spelling of 9790000 in words is "nine million, seven hundred ninety thousand".