3686473 has 8 divisors (see below), whose sum is σ = 4254848. Its totient is φ = 3128544.

The previous prime is 3686447. The next prime is 3686477. The reversal of 3686473 is 3746863.

3686473 = T₅₈₂ + T₅₈₃ + ... + T₆₀₂.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3686473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3686477) 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, 1836 + ... + 3277.

It is an arithmetic number, because the mean of its divisors is an integer number (531856).

Almost surely, 2^3686473 is an apocalyptic number.

It is an amenable number.

3686473 is a deficient number, since it is larger than the sum of its proper divisors (568375).

3686473 is a wasteful number, since it uses less digits than its factorization.

3686473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5223.

The product of its digits is 72576, while the sum is 37.

The square root of 3686473 is about 1920.0190103226. The cubic root of 3686473 is about 154.4793212166.

The spelling of 3686473 in words is "three million, six hundred eighty-six thousand, four hundred seventy-three".