387938 has 8 divisors (see below), whose sum is σ = 594432. Its totient is φ = 189796.

The previous prime is 387917. The next prime is 387953. The reversal of 387938 is 839783.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970 + ... + 2157.

It is an arithmetic number, because the mean of its divisors is an integer number (74304).

2³⁸⁷⁹³⁸ is an apocalyptic number.

387938 is a deficient number, since it is larger than the sum of its proper divisors (206494).

387938 is a wasteful number, since it uses less digits than its factorization.

387938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176.

The product of its digits is 36288, while the sum is 38.

The square root of 387938 is about 622.8466906069. The cubic root of 387938 is about 72.9324451659.

The spelling of 387938 in words is "three hundred eighty-seven thousand, nine hundred thirty-eight".