394488076 has 12 divisors (see below), whose sum is σ = 694212120. Its totient is φ = 196141760.

The previous prime is 394488071. The next prime is 394488103. The reversal of 394488076 is 670884493.

It is not an unprimeable number, because it can be changed into a prime (394488071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274765 + ... + 276196.

It is an arithmetic number, because the mean of its divisors is an integer number (57851010).

Almost surely, 2^394488076 is an apocalyptic number.

It is an amenable number.

394488076 is a deficient number, since it is larger than the sum of its proper divisors (299724044).

394488076 is a wasteful number, since it uses less digits than its factorization.

394488076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551144 (or 551142 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 394488076 is about 19861.7238929555. The cubic root of 394488076 is about 733.4062841110.

It can be divided in two parts, 39448 and 8076, that added together give a square (47524 = 218²).

The spelling of 394488076 in words is "three hundred ninety-four million, four hundred eighty-eight thousand, seventy-six".