3948803 has 2 divisors, whose sum is σ = 3948804. Its totient is φ = 3948802.

The previous prime is 3948781. The next prime is 3948809. The reversal of 3948803 is 3088493.

It is a strong prime.

It is an emirp because it is prime and its reverse (3088493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3948803 - 2⁸ = 3948547 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3948809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1974401 + 1974402.

It is an arithmetic number, because the mean of its divisors is an integer number (1974402).

Almost surely, 2^3948803 is an apocalyptic number.

3948803 is a deficient number, since it is larger than the sum of its proper divisors (1).

3948803 is an equidigital number, since it uses as much as digits as its factorization.

3948803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 3948803 is about 1987.1595305863. The cubic root of 3948803 is about 158.0599436067.

The spelling of 3948803 in words is "three million, nine hundred forty-eight thousand, eight hundred three".