394662212 has 24 divisors (see below), whose sum is σ = 790293504. Its totient is φ = 168933312.

The previous prime is 394662197. The next prime is 394662217. The reversal of 394662212 is 212266493.

It is not an unprimeable number, because it can be changed into a prime (394662217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15773 + ... + 32219.

It is an arithmetic number, because the mean of its divisors is an integer number (32928896).

Almost surely, 2^394662212 is an apocalyptic number.

It is an amenable number.

394662212 is an abundant number, since it is smaller than the sum of its proper divisors (395631292).

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

394662212 is a wasteful number, since it uses less digits than its factorization.

394662212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17315 (or 17313 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 394662212 is about 19866.1071173997. The cubic root of 394662212 is about 733.5141823022.

The spelling of 394662212 in words is "three hundred ninety-four million, six hundred sixty-two thousand, two hundred twelve".