3800003 has 4 divisors (see below), whose sum is σ = 3892728. Its totient is φ = 3707280.

The previous prime is 3799973. The next prime is 3800021. The reversal of 3800003 is 3000083.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3000083 = 283 ⋅10601.

It is a cyclic number.

It is not a de Polignac number, because 3800003 - 2¹² = 3795907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3800053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46301 + ... + 46382.

It is an arithmetic number, because the mean of its divisors is an integer number (973182).

Almost surely, 2^3800003 is an apocalyptic number.

3800003 is a deficient number, since it is larger than the sum of its proper divisors (92725).

3800003 is an equidigital number, since it uses as much as digits as its factorization.

3800003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92724.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3800003 is about 1949.3596384454. The cubic root of 3800003 is about 156.0491161363.

Adding to 3800003 its reverse (3000083), we get a palindrome (6800086).

The spelling of 3800003 in words is "three million, eight hundred thousand, three".