396847 has 8 divisors (see below), whose sum is σ = 443520. Its totient is φ = 351960.

The previous prime is 396833. The next prime is 396871. The reversal of 396847 is 748693.

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

It is a cyclic number.

It is not a de Polignac number, because 396847 - 2⁷ = 396719 is a prime.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54 + ... + 892.

It is an arithmetic number, because the mean of its divisors is an integer number (55440).

2³⁹⁶⁸⁴⁷ is an apocalyptic number.

396847 is a deficient number, since it is larger than the sum of its proper divisors (46673).

396847 is a wasteful number, since it uses less digits than its factorization.

396847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893.

The product of its digits is 36288, while the sum is 37.

The square root of 396847 is about 629.9579351036. The cubic root of 396847 is about 73.4865232051.

It can be divided in two parts, 39 and 6847, that added together give a palindrome (6886).

The spelling of 396847 in words is "three hundred ninety-six thousand, eight hundred forty-seven".