394828934 has 8 divisors (see below), whose sum is σ = 606688488. Its totient is φ = 192599440.

The previous prime is 394828933. The next prime is 394828937. The reversal of 394828934 is 439828493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394828933) 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, 2407412 + ... + 2407575.

It is an arithmetic number, because the mean of its divisors is an integer number (75836061).

Almost surely, 2^394828934 is an apocalyptic number.

394828934 is a deficient number, since it is larger than the sum of its proper divisors (211859554).

394828934 is a wasteful number, since it uses less digits than its factorization.

394828934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815030.

The product of its digits is 1492992, while the sum is 50.

The square root of 394828934 is about 19870.3028160116. The cubic root of 394828934 is about 733.6174568927.

The spelling of 394828934 in words is "three hundred ninety-four million, eight hundred twenty-eight thousand, nine hundred thirty-four".