394132882 has 64 divisors (see below), whose sum is σ = 718502400. Its totient is φ = 159770880.

The previous prime is 394132873. The next prime is 394132889. The reversal of 394132882 is 288231493.

It is not an unprimeable number, because it can be changed into a prime (394132889) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1465044 + ... + 1465312.

It is an arithmetic number, because the mean of its divisors is an integer number (11226600).

Almost surely, 2^394132882 is an apocalyptic number.

394132882 is a deficient number, since it is larger than the sum of its proper divisors (324369518).

394132882 is a wasteful number, since it uses less digits than its factorization.

394132882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451.

The product of its digits is 82944, while the sum is 40.

The square root of 394132882 is about 19852.7802083235. The cubic root of 394132882 is about 733.1861002396.

The spelling of 394132882 in words is "three hundred ninety-four million, one hundred thirty-two thousand, eight hundred eighty-two".