394242346 has 8 divisors (see below), whose sum is σ = 592540704. Its totient is φ = 196728780.

The previous prime is 394242323. The next prime is 394242349. The reversal of 394242346 is 643242493.

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

It is not an unprimeable number, because it can be changed into a prime (394242349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194940 + ... + 196951.

It is an arithmetic number, because the mean of its divisors is an integer number (74067588).

Almost surely, 2^394242346 is an apocalyptic number.

394242346 is a deficient number, since it is larger than the sum of its proper divisors (198298358).

394242346 is a wasteful number, since it uses less digits than its factorization.

394242346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392396.

The product of its digits is 124416, while the sum is 37.

The square root of 394242346 is about 19855.5369103935. The cubic root of 394242346 is about 733.2539707963.

The spelling of 394242346 in words is "three hundred ninety-four million, two hundred forty-two thousand, three hundred forty-six".