394236882 has 96 divisors (see below), whose sum is σ = 995799168. Its totient is φ = 115986816.

The previous prime is 394236863. The next prime is 394236901. The reversal of 394236882 is 288632493.

It is an interprime number because it is at equal distance from previous prime (394236863) and next prime (394236901).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 143958 + ... + 146670.

It is an arithmetic number, because the mean of its divisors is an integer number (10372908).

Almost surely, 2^394236882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394236882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497899584).

394236882 is an abundant number, since it is smaller than the sum of its proper divisors (601562286).

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

394236882 is a wasteful number, since it uses less digits than its factorization.

394236882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766 (or 2754 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 394236882 is about 19855.3993160551. The cubic root of 394236882 is about 733.2505832706.

The spelling of 394236882 in words is "three hundred ninety-four million, two hundred thirty-six thousand, eight hundred eighty-two".