3689824 has 24 divisors (see below), whose sum is σ = 7377048. Its totient is φ = 1816320.

The previous prime is 3689809. The next prime is 3689843. The reversal of 3689824 is 4289863.

It is a super-2 number, since 2×3689824² = 27229602301952, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁹ + 6² + 8 + 9² + 8⁷ + 2¹⁹ + 4¹⁰ .

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, 1284 + ... + 3004.

It is an arithmetic number, because the mean of its divisors is an integer number (307377).

Almost surely, 2^3689824 is an apocalyptic number.

It is an amenable number.

3689824 is a deficient number, since it is larger than the sum of its proper divisors (3687224).

3689824 is a wasteful number, since it uses less digits than its factorization.

3689824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798 (or 1790 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 3689824 is about 1920.8914597134. The cubic root of 3689824 is about 154.5261142202.

The spelling of 3689824 in words is "three million, six hundred eighty-nine thousand, eight hundred twenty-four".