394365142 has 32 divisors (see below), whose sum is σ = 629959680. Its totient is φ = 184826880.

The previous prime is 394365071. The next prime is 394365157. The reversal of 394365142 is 241563493.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 910558 + ... + 910990.

It is an arithmetic number, because the mean of its divisors is an integer number (19686240).

Almost surely, 2^394365142 is an apocalyptic number.

394365142 is a deficient number, since it is larger than the sum of its proper divisors (235594538).

394365142 is a wasteful number, since it uses less digits than its factorization.

394365142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888.

The product of its digits is 77760, while the sum is 37.

The square root of 394365142 is about 19858.6289053399. The cubic root of 394365142 is about 733.3300925936.

The spelling of 394365142 in words is "three hundred ninety-four million, three hundred sixty-five thousand, one hundred forty-two".