396843203 has 2 divisors, whose sum is σ = 396843204. Its totient is φ = 396843202.

The previous prime is 396843157. The next prime is 396843217. The reversal of 396843203 is 302348693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 396843203 - 2⁸ = 396842947 is a prime.

It is not a weakly prime, because it can be changed into another prime (396843233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198421601 + 198421602.

It is an arithmetic number, because the mean of its divisors is an integer number (198421602).

Almost surely, 2^396843203 is an apocalyptic number.

396843203 is a deficient number, since it is larger than the sum of its proper divisors (1).

396843203 is an equidigital number, since it uses as much as digits as its factorization.

396843203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 396843203 is about 19920.9237486619. The cubic root of 396843203 is about 734.8628883332.

The spelling of 396843203 in words is "three hundred ninety-six million, eight hundred forty-three thousand, two hundred three".