2009349 has 24 divisors (see below), whose sum is σ = 3212352. Its totient is φ = 1203840.

The previous prime is 2009339. The next prime is 2009377. The reversal of 2009349 is 9439002.

It is not a de Polignac number, because 2009349 - 2⁴ = 2009333 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3234 + ... + 3804.

It is an arithmetic number, because the mean of its divisors is an integer number (133848).

2^2009349 is an apocalyptic number.

It is an amenable number.

2009349 is a deficient number, since it is larger than the sum of its proper divisors (1203003).

2009349 is a wasteful number, since it uses less digits than its factorization.

2009349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2009349 is about 1417.5150792849. The cubic root of 2009349 is about 126.1881165855.

The spelling of 2009349 in words is "two million, nine thousand, three hundred forty-nine".