396335879 has 2 divisors, whose sum is σ = 396335880. Its totient is φ = 396335878.

The previous prime is 396335867. The next prime is 396335903. The reversal of 396335879 is 978533693.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 396335879 - 2⁸ = 396335623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 396335879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396335809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198167939 + 198167940.

It is an arithmetic number, because the mean of its divisors is an integer number (198167940).

Almost surely, 2^396335879 is an apocalyptic number.

396335879 is a deficient number, since it is larger than the sum of its proper divisors (1).

396335879 is an equidigital number, since it uses as much as digits as its factorization.

396335879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3674160, while the sum is 53.

The square root of 396335879 is about 19908.1862307946. The cubic root of 396335879 is about 734.5496054394.

The spelling of 396335879 in words is "three hundred ninety-six million, three hundred thirty-five thousand, eight hundred seventy-nine".