9799447 has 16 divisors (see below), whose sum is σ = 11517952. Its totient is φ = 8164800.

The previous prime is 9799423. The next prime is 9799457. The reversal of 9799447 is 7449979.

9799447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9799447 - 2⁷ = 9799319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9799447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9799457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64822 + ... + 64972.

It is an arithmetic number, because the mean of its divisors is an integer number (719872).

Almost surely, 2^9799447 is an apocalyptic number.

9799447 is a deficient number, since it is larger than the sum of its proper divisors (1718505).

9799447 is a wasteful number, since it uses less digits than its factorization.

9799447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358.

The product of its digits is 571536, while the sum is 49.

The square root of 9799447 is about 3130.4068425686. The cubic root of 9799447 is about 213.9934708463.

The spelling of 9799447 in words is "nine million, seven hundred ninety-nine thousand, four hundred forty-seven".