394252694 has 8 divisors (see below), whose sum is σ = 645140808. Its totient is φ = 179205760.

The previous prime is 394252693. The next prime is 394252711. The reversal of 394252694 is 496252493.

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 (394252693) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8960267 + ... + 8960310.

It is an arithmetic number, because the mean of its divisors is an integer number (80642601).

Almost surely, 2^394252694 is an apocalyptic number.

394252694 is a deficient number, since it is larger than the sum of its proper divisors (250888114).

394252694 is a wasteful number, since it uses less digits than its factorization.

394252694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17920590.

The product of its digits is 466560, while the sum is 44.

The square root of 394252694 is about 19855.7974909093. The cubic root of 394252694 is about 733.2603861783.

The spelling of 394252694 in words is "three hundred ninety-four million, two hundred fifty-two thousand, six hundred ninety-four".