395913216 has 48 divisors (see below), whose sum is σ = 1055527200. Its totient is φ = 131969024.

The previous prime is 395913173. The next prime is 395913257. The reversal of 395913216 is 612319593.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26076 + ... + 38363.

It is an arithmetic number, because the mean of its divisors is an integer number (21990150).

Almost surely, 2^395913216 is an apocalyptic number.

It is an amenable number.

395913216 is an abundant number, since it is smaller than the sum of its proper divisors (659613984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

395913216 is an equidigital number, since it uses as much as digits as its factorization.

395913216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64464 (or 64444 counting only the distinct ones).

The product of its digits is 43740, while the sum is 39.

The square root of 395913216 is about 19897.5680926087. The cubic root of 395913216 is about 734.2883982284.

The spelling of 395913216 in words is "three hundred ninety-five million, nine hundred thirteen thousand, two hundred sixteen".