3988343 has 2 divisors, whose sum is σ = 3988344. Its totient is φ = 3988342.

The previous prime is 3988331. The next prime is 3988351. The reversal of 3988343 is 3438893.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3988343 - 2⁸ = 3988087 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3988297 and 3988306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3988643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994171 + 1994172.

It is an arithmetic number, because the mean of its divisors is an integer number (1994172).

Almost surely, 2^3988343 is an apocalyptic number.

3988343 is a deficient number, since it is larger than the sum of its proper divisors (1).

3988343 is an equidigital number, since it uses as much as digits as its factorization.

3988343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 38.

The square root of 3988343 is about 1997.0836236873. The cubic root of 3988343 is about 158.5857523748.

The spelling of 3988343 in words is "three million, nine hundred eighty-eight thousand, three hundred forty-three".