3850403 has 2 divisors, whose sum is σ = 3850404. Its totient is φ = 3850402.

The previous prime is 3850393. The next prime is 3850421. The reversal of 3850403 is 3040583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3850403 - 2⁴ = 3850387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3850463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1925201 + 1925202.

It is an arithmetic number, because the mean of its divisors is an integer number (1925202).

Almost surely, 2^3850403 is an apocalyptic number.

3850403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3850403 is an equidigital number, since it uses as much as digits as its factorization.

3850403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3850403 is about 1962.2443782567. The cubic root of 3850403 is about 156.7359891393.

Adding to 3850403 its reverse (3040583), we get a palindrome (6890986).

The spelling of 3850403 in words is "three million, eight hundred fifty thousand, four hundred three".