3979766 has 8 divisors (see below), whose sum is σ = 6822480. Its totient is φ = 1705608.

The previous prime is 3979739. The next prime is 3979771. The reversal of 3979766 is 6679793.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3979766.

It is a congruent 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, 142121 + ... + 142148.

It is an arithmetic number, because the mean of its divisors is an integer number (852810).

Almost surely, 2^3979766 is an apocalyptic number.

3979766 is a deficient number, since it is larger than the sum of its proper divisors (2842714).

3979766 is a wasteful number, since it uses less digits than its factorization.

3979766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284278.

The product of its digits is 428652, while the sum is 47.

The square root of 3979766 is about 1994.9350866632. The cubic root of 3979766 is about 158.4719903269.

The spelling of 3979766 in words is "three million, nine hundred seventy-nine thousand, seven hundred sixty-six".