394341822 has 48 divisors (see below), whose sum is σ = 980004480. Its totient is φ = 112260816.

The previous prime is 394341811. The next prime is 394341853. The reversal of 394341822 is 228143493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30129 + ... + 41187.

It is an arithmetic number, because the mean of its divisors is an integer number (20416760).

Almost surely, 2^394341822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394341822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490002240).

394341822 is an abundant number, since it is smaller than the sum of its proper divisors (585662658).

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

394341822 is a wasteful number, since it uses less digits than its factorization.

394341822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11357 (or 11354 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 394341822 is about 19858.0417463556. The cubic root of 394341822 is about 733.3156376354.

The spelling of 394341822 in words is "three hundred ninety-four million, three hundred forty-one thousand, eight hundred twenty-two".