3927982 has 8 divisors (see below), whose sum is σ = 5900400. Its totient is φ = 1961184.

The previous prime is 3927971. The next prime is 3927997. The reversal of 3927982 is 2897293.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1894 + ... + 3382.

It is an arithmetic number, because the mean of its divisors is an integer number (737550).

Almost surely, 2^3927982 is an apocalyptic number.

3927982 is a deficient number, since it is larger than the sum of its proper divisors (1972418).

3927982 is a wasteful number, since it uses less digits than its factorization.

3927982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810.

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

The square root of 3927982 is about 1981.9137216337. The cubic root of 3927982 is about 157.7816510691.

The spelling of 3927982 in words is "three million, nine hundred twenty-seven thousand, nine hundred eighty-two".