4339949 has 4 divisors (see below), whose sum is σ = 4349280. Its totient is φ = 4330620.

The previous prime is 4339943. The next prime is 4339957. The reversal of 4339949 is 9499334.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4339949 - 2¹² = 4335853 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4339943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3929 + ... + 4910.

It is an arithmetic number, because the mean of its divisors is an integer number (1087320).

Almost surely, 2^4339949 is an apocalyptic number.

It is an amenable number.

4339949 is a deficient number, since it is larger than the sum of its proper divisors (9331).

4339949 is an equidigital number, since it uses as much as digits as its factorization.

4339949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9330.

The product of its digits is 104976, while the sum is 41.

The square root of 4339949 is about 2083.2544251723. The cubic root of 4339949 is about 163.1153661560.

The spelling of 4339949 in words is "four million, three hundred thirty-nine thousand, nine hundred forty-nine".