2009338 has 4 divisors (see below), whose sum is σ = 3014010. Its totient is φ = 1004668.

The previous prime is 2009333. The next prime is 2009339. The reversal of 2009338 is 8339002.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1996569 + 12769 = 1413^2 + 113^2 .

It is not an unprimeable number, because it can be changed into a prime (2009333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502333 + ... + 502336.

2^2009338 is an apocalyptic number.

2009338 is a deficient number, since it is larger than the sum of its proper divisors (1004672).

2009338 is a wasteful number, since it uses less digits than its factorization.

2009338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004671.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2009338 is about 1417.5111992503. The cubic root of 2009338 is about 126.1878863166.

The spelling of 2009338 in words is "two million, nine thousand, three hundred thirty-eight".