396785995 has 8 divisors (see below), whose sum is σ = 496845216. Its totient is φ = 303627456.

The previous prime is 396785989. The next prime is 396786007. The reversal of 396785995 is 599587693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396785995 - 2⁷ = 396785867 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1725042 + ... + 1725271.

It is an arithmetic number, because the mean of its divisors is an integer number (62105652).

Almost surely, 2^396785995 is an apocalyptic number.

396785995 is a deficient number, since it is larger than the sum of its proper divisors (100059221).

396785995 is a wasteful number, since it uses less digits than its factorization.

396785995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450341.

The product of its digits is 18370800, while the sum is 61.

The square root of 396785995 is about 19919.4878197207. The cubic root of 396785995 is about 734.8275745904.

The spelling of 396785995 in words is "three hundred ninety-six million, seven hundred eighty-five thousand, nine hundred ninety-five".