3403643 has 8 divisors (see below), whose sum is σ = 3542880. Its totient is φ = 3265920.

The previous prime is 3403639. The next prime is 3403661. The reversal of 3403643 is 3463043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3403643 - 2² = 3403639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3403613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6746 + ... + 7232.

It is an arithmetic number, because the mean of its divisors is an integer number (442860).

Almost surely, 2^3403643 is an apocalyptic number.

3403643 is a deficient number, since it is larger than the sum of its proper divisors (139237).

3403643 is a wasteful number, since it uses less digits than its factorization.

3403643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 3403643 is about 1844.8964740603. The cubic root of 3403643 is about 150.4231459351.

Adding to 3403643 its reverse (3463043), we get a palindrome (6866686).

The spelling of 3403643 in words is "three million, four hundred three thousand, six hundred forty-three".