3956603 has 6 divisors (see below), whose sum is σ = 4602636. Its totient is φ = 3391332.

The previous prime is 3956587. The next prime is 3956639. The reversal of 3956603 is 3066593.

It is not a de Polignac number, because 3956603 - 2⁴ = 3956587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3956603.

It is not an unprimeable number, because it can be changed into a prime (3956663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40325 + ... + 40422.

It is an arithmetic number, because the mean of its divisors is an integer number (767106).

Almost surely, 2^3956603 is an apocalyptic number.

3956603 is a deficient number, since it is larger than the sum of its proper divisors (646033).

3956603 is an equidigital number, since it uses as much as digits as its factorization.

3956603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80761 (or 80754 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 3956603 is about 1989.1211627249. The cubic root of 3956603 is about 158.1639461526.

The spelling of 3956603 in words is "three million, nine hundred fifty-six thousand, six hundred three".