4338909 has 6 divisors (see below), whose sum is σ = 6267326. Its totient is φ = 2892600.

The previous prime is 4338883. The next prime is 4338913. The reversal of 4338909 is 9098334.

It can be written as a sum of positive squares in only one way, i.e., 3080025 + 1258884 = 1755^2 + 1122^2 .

It is not a de Polignac number, because 4338909 - 2¹¹ = 4336861 is a prime.

It is a super-2 number, since 2×4338909² = 37652262620562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4338949) 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 5 ways as a sum of consecutive naturals, for example, 241042 + ... + 241059.

Almost surely, 2^4338909 is an apocalyptic number.

It is an amenable number.

4338909 is a deficient number, since it is larger than the sum of its proper divisors (1928417).

4338909 is a wasteful number, since it uses less digits than its factorization.

4338909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482107 (or 482104 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 4338909 is about 2083.0048007626. The cubic root of 4338909 is about 163.1023357776.

The spelling of 4338909 in words is "four million, three hundred thirty-eight thousand, nine hundred nine".