396204079 has 2 divisors, whose sum is σ = 396204080. Its totient is φ = 396204078.

The previous prime is 396204047. The next prime is 396204173. The reversal of 396204079 is 970402693.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 396204079 - 2⁵ = 396204047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396204019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198102039 + 198102040.

It is an arithmetic number, because the mean of its divisors is an integer number (198102040).

Almost surely, 2^396204079 is an apocalyptic number.

396204079 is a deficient number, since it is larger than the sum of its proper divisors (1).

396204079 is an equidigital number, since it uses as much as digits as its factorization.

396204079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 396204079 is about 19904.8757594716. The cubic root of 396204079 is about 734.4681725128.

The spelling of 396204079 in words is "three hundred ninety-six million, two hundred four thousand, seventy-nine".