394590448 has 30 divisors (see below), whose sum is σ = 874201736. Its totient is φ = 169020096.

The previous prime is 394590433. The next prime is 394590479. The reversal of 394590448 is 844095493.

It is a junction number, because it is equal to n+sod(n) for n = 394590398 and 394590407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 209286 + ... + 211162.

Almost surely, 2^394590448 is an apocalyptic number.

It is an amenable number.

394590448 is an abundant number, since it is smaller than the sum of its proper divisors (479611288).

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

394590448 is an frugal number, since it uses more digits than its factorization.

394590448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3769 (or 1886 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 394590448 is about 19864.3008434729. The cubic root of 394590448 is about 733.4697197203.

The spelling of 394590448 in words is "three hundred ninety-four million, five hundred ninety thousand, four hundred forty-eight".