379986 has 8 divisors (see below), whose sum is σ = 759984. Its totient is φ = 126660.

The previous prime is 379979. The next prime is 379993. The reversal of 379986 is 689973.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (379979) and next prime (379993).

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

379986 is an admirable number.

It is a Curzon number.

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, 31660 + ... + 31671.

It is an arithmetic number, because the mean of its divisors is an integer number (94998).

2³⁷⁹⁹⁸⁶ is an apocalyptic number.

379986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

379986 is a wasteful number, since it uses less digits than its factorization.

379986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63336.

The product of its digits is 81648, while the sum is 42.

The square root of 379986 is about 616.4300446928. The cubic root of 379986 is about 72.4306749131.

The spelling of 379986 in words is "three hundred seventy-nine thousand, nine hundred eighty-six".