9790945 has 4 divisors (see below), whose sum is σ = 11749140. Its totient is φ = 7832752.

The previous prime is 9790933. The next prime is 9790967. The reversal of 9790945 is 5490979.

9790945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3283344 + 6507601 = 1812^2 + 2551^2 .

It is a cyclic number.

It is not a de Polignac number, because 9790945 - 2⁷ = 9790817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979090 + ... + 979099.

It is an arithmetic number, because the mean of its divisors is an integer number (2937285).

Almost surely, 2^9790945 is an apocalyptic number.

It is an amenable number.

9790945 is a deficient number, since it is larger than the sum of its proper divisors (1958195).

9790945 is a wasteful number, since it uses less digits than its factorization.

9790945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958194.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 9790945 is about 3129.0485774433. The cubic root of 9790945 is about 213.9315660298.

The spelling of 9790945 in words is "nine million, seven hundred ninety thousand, nine hundred forty-five".