392896 has 28 divisors (see below), whose sum is σ = 892048. Its totient is φ = 168192.

The previous prime is 392893. The next prime is 392911. The reversal of 392896 is 698293.

It is a tau number, because it is divible by the number of its divisors (28).

It is not an unprimeable number, because it can be changed into a prime (392893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10 + ... + 886.

2³⁹²⁸⁹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 392896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (446024).

392896 is an abundant number, since it is smaller than the sum of its proper divisors (499152).

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

392896 is an equidigital number, since it uses as much as digits as its factorization.

392896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 886 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 392896 is about 626.8141670384. The cubic root of 392896 is about 73.2418326188.

The spelling of 392896 in words is "three hundred ninety-two thousand, eight hundred ninety-six".