3996903 has 8 divisors (see below), whose sum is σ = 5416816. Its totient is φ = 2620800.

The previous prime is 3996869. The next prime is 3996911. The reversal of 3996903 is 3096993.

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

It is not a de Polignac number, because 3996903 - 2⁸ = 3996647 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10738 + ... + 11103.

It is an arithmetic number, because the mean of its divisors is an integer number (677102).

Almost surely, 2^3996903 is an apocalyptic number.

3996903 is a deficient number, since it is larger than the sum of its proper divisors (1419913).

3996903 is a wasteful number, since it uses less digits than its factorization.

3996903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21905.

The product of its (nonzero) digits is 39366, while the sum is 39.

The square root of 3996903 is about 1999.2256000762. The cubic root of 3996903 is about 158.6991264436.

The spelling of 3996903 in words is "three million, nine hundred ninety-six thousand, nine hundred three".