395207216 has 20 divisors (see below), whose sum is σ = 769606992. Its totient is φ = 196598976.

The previous prime is 395207209. The next prime is 395207221. The reversal of 395207216 is 612702593.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59540 + ... + 65843.

Almost surely, 2^395207216 is an apocalyptic number.

It is an amenable number.

395207216 is a deficient number, since it is larger than the sum of its proper divisors (374399776).

395207216 is a wasteful number, since it uses less digits than its factorization.

395207216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125588 (or 125582 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 395207216 is about 19879.8193150743. The cubic root of 395207216 is about 733.8516728396.

The spelling of 395207216 in words is "three hundred ninety-five million, two hundred seven thousand, two hundred sixteen".