395113668 has 48 divisors (see below), whose sum is σ = 937870080. Its totient is φ = 129441024.

The previous prime is 395113633. The next prime is 395113699. The reversal of 395113668 is 866311593.

It is a happy number.

It is a super-2 number, since 2×395113668² = 312229621280828448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320878 + ... + 322106.

It is an arithmetic number, because the mean of its divisors is an integer number (19538960).

Almost surely, 2^395113668 is an apocalyptic number.

It is an amenable number.

395113668 is an abundant number, since it is smaller than the sum of its proper divisors (542756412).

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

395113668 is a wasteful number, since it uses less digits than its factorization.

395113668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1674 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 395113668 is about 19877.4663375391. The cubic root of 395113668 is about 733.7937658558.

The spelling of 395113668 in words is "three hundred ninety-five million, one hundred thirteen thousand, six hundred sixty-eight".