3603943 has 8 divisors (see below), whose sum is σ = 4169088. Its totient is φ = 3051384.

The previous prime is 3603931. The next prime is 3603953. The reversal of 3603943 is 3493063.

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

It is not a de Polignac number, because 3603943 - 2¹⁷ = 3472871 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3603923) 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, 2521 + ... + 3682.

It is an arithmetic number, because the mean of its divisors is an integer number (521136).

Almost surely, 2^3603943 is an apocalyptic number.

3603943 is a deficient number, since it is larger than the sum of its proper divisors (565145).

3603943 is an equidigital number, since it uses as much as digits as its factorization.

3603943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6293.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 3603943 is about 1898.4053834732. The cubic root of 3603943 is about 153.3178208419.

The spelling of 3603943 in words is "three million, six hundred three thousand, nine hundred forty-three".