2348009 has 4 divisors (see below), whose sum is σ = 2351316. Its totient is φ = 2344704.

The previous prime is 2347999. The next prime is 2348011. The reversal of 2348009 is 9008432.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2190400 + 157609 = 1480^2 + 397^2 .

It is a cyclic number.

It is not a de Polignac number, because 2348009 - 2¹⁶ = 2282473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2348089) 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 in 3 ways as a sum of consecutive naturals, for example, 104 + ... + 2169.

It is an arithmetic number, because the mean of its divisors is an integer number (587829).

2^2348009 is an apocalyptic number.

It is an amenable number.

2348009 is a deficient number, since it is larger than the sum of its proper divisors (3307).

2348009 is a wasteful number, since it uses less digits than its factorization.

2348009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2348009 is about 1532.3214414737. The cubic root of 2348009 is about 132.9127322444.

The spelling of 2348009 in words is "two million, three hundred forty-eight thousand, nine".