3959678 has 8 divisors (see below), whose sum is σ = 5955672. Its totient is φ = 1974456.

The previous prime is 3959677. The next prime is 3959687. The reversal of 3959678 is 8769593.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3959677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700 + ... + 3287.

It is an arithmetic number, because the mean of its divisors is an integer number (744459).

Almost surely, 2^3959678 is an apocalyptic number.

3959678 is a deficient number, since it is larger than the sum of its proper divisors (1995994).

3959678 is a wasteful number, since it uses less digits than its factorization.

3959678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5386.

The product of its digits is 408240, while the sum is 47.

The square root of 3959678 is about 1989.8939670244. The cubic root of 3959678 is about 158.2049095913.

The spelling of 3959678 in words is "three million, nine hundred fifty-nine thousand, six hundred seventy-eight".