394327212 has 12 divisors (see below), whose sum is σ = 920096856. Its totient is φ = 131442400.

The previous prime is 394327201. The next prime is 394327259. The reversal of 394327212 is 212723493.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16430289 + ... + 16430312.

It is an arithmetic number, because the mean of its divisors is an integer number (76674738).

Almost surely, 2^394327212 is an apocalyptic number.

It is an amenable number.

394327212 is an abundant number, since it is smaller than the sum of its proper divisors (525769644).

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

394327212 is a wasteful number, since it uses less digits than its factorization.

394327212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32860608 (or 32860606 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 394327212 is about 19857.6738819027. The cubic root of 394327212 is about 733.3065813014.

The spelling of 394327212 in words is "three hundred ninety-four million, three hundred twenty-seven thousand, two hundred twelve".