3663724 has 12 divisors (see below), whose sum is σ = 6499864. Its totient is φ = 1806624.

The previous prime is 3663707. The next prime is 3663743. The reversal of 3663724 is 4273663.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam 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, 5982 + ... + 6565.

Almost surely, 2^3663724 is an apocalyptic number.

It is an amenable number.

3663724 is a deficient number, since it is larger than the sum of its proper divisors (2836140).

3663724 is a wasteful number, since it uses less digits than its factorization.

3663724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12624 (or 12622 counting only the distinct ones).

The product of its digits is 18144, while the sum is 31.

The square root of 3663724 is about 1914.0856825127. The cubic root of 3663724 is about 154.1609045164.

The spelling of 3663724 in words is "three million, six hundred sixty-three thousand, seven hundred twenty-four".