3654886 has 8 divisors (see below), whose sum is σ = 5522760. Its totient is φ = 1813968.

The previous prime is 3654883. The next prime is 3654913. The reversal of 3654886 is 6884563.

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

It is a d-powerful number, because it can be written as 3⁶ + 6⁸ + 5 + 4⁹ + 8 + 8⁵ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6396 + ... + 6943.

It is an arithmetic number, because the mean of its divisors is an integer number (690345).

Almost surely, 2^3654886 is an apocalyptic number.

3654886 is a deficient number, since it is larger than the sum of its proper divisors (1867874).

3654886 is a wasteful number, since it uses less digits than its factorization.

3654886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13478.

The product of its digits is 138240, while the sum is 40.

The square root of 3654886 is about 1911.7756144485. The cubic root of 3654886 is about 154.0368439421.

The spelling of 3654886 in words is "three million, six hundred fifty-four thousand, eight hundred eighty-six".