395737668 has 36 divisors (see below), whose sum is σ = 1002521520. Its totient is φ = 131624496.

The previous prime is 395737631. The next prime is 395737669. The reversal of 395737668 is 866737593.

395737668 is a `hidden beast` number, since 3 + 9 + 573 + 7 + 6 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (395737669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5043 + ... + 28581.

It is an arithmetic number, because the mean of its divisors is an integer number (27847820).

Almost surely, 2^395737668 is an apocalyptic number.

It is an amenable number.

395737668 is an abundant number, since it is smaller than the sum of its proper divisors (606783852).

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

395737668 is a wasteful number, since it uses less digits than its factorization.

395737668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24016 (or 24011 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The square root of 395737668 is about 19893.1563106512. The cubic root of 395737668 is about 734.1798543093.

The spelling of 395737668 in words is "three hundred ninety-five million, seven hundred thirty-seven thousand, six hundred sixty-eight".