387994 has 8 divisors (see below), whose sum is σ = 584640. Its totient is φ = 193116.

The previous prime is 387977. The next prime is 388009. The reversal of 387994 is 499783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607 + ... + 1069.

It is an arithmetic number, because the mean of its divisors is an integer number (73080).

2³⁸⁷⁹⁹⁴ is an apocalyptic number.

387994 is a deficient number, since it is larger than the sum of its proper divisors (196646).

387994 is a wasteful number, since it uses less digits than its factorization.

387994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884.

The product of its digits is 54432, while the sum is 40.

The square root of 387994 is about 622.8916438675. The cubic root of 387994 is about 72.9359543353.

The spelling of 387994 in words is "three hundred eighty-seven thousand, nine hundred ninety-four".