3403943 has 4 divisors (see below), whose sum is σ = 3487008. Its totient is φ = 3320880.

The previous prime is 3403937. The next prime is 3403951. The reversal of 3403943 is 3493043.

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 3403943 - 2⁶ = 3403879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3403903) 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, 41471 + ... + 41552.

It is an arithmetic number, because the mean of its divisors is an integer number (871752).

Almost surely, 2^3403943 is an apocalyptic number.

3403943 is a deficient number, since it is larger than the sum of its proper divisors (83065).

3403943 is an equidigital number, since it uses as much as digits as its factorization.

3403943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83064.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 3403943 is about 1844.9777776439. The cubic root of 3403943 is about 150.4275652801.

Adding to 3403943 its reverse (3493043), we get a palindrome (6896986).

The spelling of 3403943 in words is "three million, four hundred three thousand, nine hundred forty-three".