3663768 has 16 divisors (see below), whose sum is σ = 9159480. Its totient is φ = 1221248.

The previous prime is 3663767. The next prime is 3663811. The reversal of 3663768 is 8673663.

It is a happy number.

3663768 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76305 + ... + 76352.

Almost surely, 2^3663768 is an apocalyptic number.

It is an amenable number.

3663768 is an abundant number, since it is smaller than the sum of its proper divisors (5495712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3663768 is a wasteful number, since it uses less digits than its factorization.

3663768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152666 (or 152662 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 3663768 is about 1914.0971762165. The cubic root of 3663768 is about 154.1615216528.

The spelling of 3663768 in words is "three million, six hundred sixty-three thousand, seven hundred sixty-eight".