394808694 has 32 divisors (see below), whose sum is σ = 903446016. Its totient is φ = 112674240.

The previous prime is 394808683. The next prime is 394808699. The reversal of 394808694 is 496808493.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394808699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35754 + ... + 45474.

It is an arithmetic number, because the mean of its divisors is an integer number (28232688).

Almost surely, 2^394808694 is an apocalyptic number.

394808694 is an abundant number, since it is smaller than the sum of its proper divisors (508637322).

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

394808694 is a wasteful number, since it uses less digits than its factorization.

394808694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10700.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 394808694 is about 19869.7935067277. The cubic root of 394808694 is about 733.6049209395.

The spelling of 394808694 in words is "three hundred ninety-four million, eight hundred eight thousand, six hundred ninety-four".