9799439 has 4 divisors (see below), whose sum is σ = 10553256. Its totient is φ = 9045624.

The previous prime is 9799423. The next prime is 9799457. The reversal of 9799439 is 9349979.

9799439 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, and also an emirpimes, since its reverse is a distinct semiprime: 9349979 = 1109 ⋅8431.

It is a cyclic number.

It is not a de Polignac number, because 9799439 - 2⁴ = 9799423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9799409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376889 + ... + 376914.

It is an arithmetic number, because the mean of its divisors is an integer number (2638314).

Almost surely, 2^9799439 is an apocalyptic number.

9799439 is a deficient number, since it is larger than the sum of its proper divisors (753817).

9799439 is a wasteful number, since it uses less digits than its factorization.

9799439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753816.

The product of its digits is 551124, while the sum is 50.

The square root of 9799439 is about 3130.4055647791. The cubic root of 9799439 is about 213.9934126135.

The spelling of 9799439 in words is "nine million, seven hundred ninety-nine thousand, four hundred thirty-nine".