392886 has 48 divisors (see below), whose sum is σ = 969696. Its totient is φ = 114048.

The previous prime is 392879. The next prime is 392893. The reversal of 392886 is 688293.

It is an interprime number because it is at equal distance from previous prime (392879) and next prime (392893).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 392886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5346 + ... + 5418.

It is an arithmetic number, because the mean of its divisors is an integer number (20202).

2³⁹²⁸⁸⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 392886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484848).

392886 is an abundant number, since it is smaller than the sum of its proper divisors (576810).

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

392886 is a wasteful number, since it uses less digits than its factorization.

392886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 114 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 392886 is about 626.8061901417. The cubic root of 392886 is about 73.2412112291.

The spelling of 392886 in words is "three hundred ninety-two thousand, eight hundred eighty-six".