396204047 has 2 divisors, whose sum is σ = 396204048. Its totient is φ = 396204046.

The previous prime is 396204043. The next prime is 396204079. The reversal of 396204047 is 740402693.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 396204047 - 2² = 396204043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 396203998 and 396204016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396204043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198102023 + 198102024.

It is an arithmetic number, because the mean of its divisors is an integer number (198102024).

Almost surely, 2^396204047 is an apocalyptic number.

396204047 is a deficient number, since it is larger than the sum of its proper divisors (1).

396204047 is an equidigital number, since it uses as much as digits as its factorization.

396204047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 396204047 is about 19904.8749556484. The cubic root of 396204047 is about 734.4681527393.

The spelling of 396204047 in words is "three hundred ninety-six million, two hundred four thousand, forty-seven".