395987276 has 6 divisors (see below), whose sum is σ = 692977740. Its totient is φ = 197993636.

The previous prime is 395987269. The next prime is 395987279. The reversal of 395987276 is 672789593.

It is not an unprimeable number, because it can be changed into a prime (395987279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49498406 + ... + 49498413.

It is an arithmetic number, because the mean of its divisors is an integer number (115496290).

Almost surely, 2^395987276 is an apocalyptic number.

It is an amenable number.

395987276 is a deficient number, since it is larger than the sum of its proper divisors (296990464).

395987276 is a wasteful number, since it uses less digits than its factorization.

395987276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98996823 (or 98996821 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 56.

The square root of 395987276 is about 19899.4290370352. The cubic root of 395987276 is about 734.3341809960.

The spelling of 395987276 in words is "three hundred ninety-five million, nine hundred eighty-seven thousand, two hundred seventy-six".