3686977 has 8 divisors (see below), whose sum is σ = 4461696. Its totient is φ = 2974272.

The previous prime is 3686971. The next prime is 3686983. The reversal of 3686977 is 7796863.

It is an interprime number because it is at equal distance from previous prime (3686971) and next prime (3686983).

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

It is not a de Polignac number, because 3686977 - 2⁷ = 3686849 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3686971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15373 + ... + 15610.

It is an arithmetic number, because the mean of its divisors is an integer number (557712).

Almost surely, 2^3686977 is an apocalyptic number.

It is an amenable number.

3686977 is a deficient number, since it is larger than the sum of its proper divisors (774719).

3686977 is a wasteful number, since it uses less digits than its factorization.

3686977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31007.

The product of its digits is 381024, while the sum is 46.

The square root of 3686977 is about 1920.1502545374. The cubic root of 3686977 is about 154.4863608296.

The spelling of 3686977 in words is "three million, six hundred eighty-six thousand, nine hundred seventy-seven".