394148 has 12 divisors (see below), whose sum is σ = 694512. Its totient is φ = 195720.

The previous prime is 394129. The next prime is 394153. The reversal of 394148 is 841493.

It is a super-3 number, since 3×394148³ = 183695804033309376, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 394148.

It is an unprimeable number.

394148 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611 + ... + 1077.

It is an arithmetic number, because the mean of its divisors is an integer number (57876).

2³⁹⁴¹⁴⁸ is an apocalyptic number.

It is an amenable number.

394148 is a deficient number, since it is larger than the sum of its proper divisors (300364).

394148 is a wasteful number, since it uses less digits than its factorization.

394148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682 (or 680 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 394148 is about 627.8120737928. The cubic root of 394148 is about 73.3195474545.

The spelling of 394148 in words is "three hundred ninety-four thousand, one hundred forty-eight".