395879842 has 8 divisors (see below), whose sum is σ = 594076716. Its totient is φ = 197854272.

The previous prime is 395879837. The next prime is 395879873. The reversal of 395879842 is 248978593.

It can be written as a sum of positive squares in 2 ways, for example, as 395254161 + 625681 = 19881^2 + 791^2 .

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

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, 36883 + ... + 46390.

Almost surely, 2^395879842 is an apocalyptic number.

395879842 is a deficient number, since it is larger than the sum of its proper divisors (198196874).

395879842 is a wasteful number, since it uses less digits than its factorization.

395879842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85652.

The product of its digits is 4354560, while the sum is 55.

The square root of 395879842 is about 19896.7294297329. The cubic root of 395879842 is about 734.2677650622.

The spelling of 395879842 in words is "three hundred ninety-five million, eight hundred seventy-nine thousand, eight hundred forty-two".