394069052 has 36 divisors (see below), whose sum is σ = 769246296. Its totient is φ = 175586880.

The previous prime is 394069007. The next prime is 394069069. The reversal of 394069052 is 250960493.

It is a junction number, because it is equal to n+sod(n) for n = 394068997 and 394069015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39227 + ... + 48237.

Almost surely, 2^394069052 is an apocalyptic number.

It is an amenable number.

394069052 is a deficient number, since it is larger than the sum of its proper divisors (375177244).

394069052 is a wasteful number, since it uses less digits than its factorization.

394069052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086 (or 9055 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 394069052 is about 19851.1725598263. The cubic root of 394069052 is about 733.1465181617.

The spelling of 394069052 in words is "three hundred ninety-four million, sixty-nine thousand, fifty-two".