2343903 has 4 divisors (see below), whose sum is σ = 3125208. Its totient is φ = 1562600.

The previous prime is 2343899. The next prime is 2343917. The reversal of 2343903 is 3093432.

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

It is a cyclic number.

It is not a de Polignac number, because 2343903 - 2² = 2343899 is a prime.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390648 + ... + 390653.

It is an arithmetic number, because the mean of its divisors is an integer number (781302).

2^2343903 is an apocalyptic number.

2343903 is a deficient number, since it is larger than the sum of its proper divisors (781305).

2343903 is an equidigital number, since it uses as much as digits as its factorization.

2343903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781304.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 2343903 is about 1530.9810580148. The cubic root of 2343903 is about 132.8352115162.

The spelling of 2343903 in words is "two million, three hundred forty-three thousand, nine hundred three".