3928003 has 8 divisors (see below), whose sum is σ = 4378320. Its totient is φ = 3502080.

The previous prime is 3927997. The next prime is 3928013. The reversal of 3928003 is 3008293.

It is a happy number.

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

It is not a de Polignac number, because 3928003 - 2⁵ = 3927971 is a prime.

It is a Duffinian number.

3928003 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3928013) 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, 5758 + ... + 6403.

It is an arithmetic number, because the mean of its divisors is an integer number (547290).

Almost surely, 2^3928003 is an apocalyptic number.

3928003 is a deficient number, since it is larger than the sum of its proper divisors (450317).

3928003 is a wasteful number, since it uses less digits than its factorization.

3928003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12197.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3928003 is about 1981.9190195364. The cubic root of 3928003 is about 157.7819322490.

The spelling of 3928003 in words is "three million, nine hundred twenty-eight thousand, three".