3603668 has 6 divisors (see below), whose sum is σ = 6306426. Its totient is φ = 1801832.

The previous prime is 3603667. The next prime is 3603703. The reversal of 3603668 is 8663063.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3489424 + 114244 = 1868^2 + 338^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3603667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450455 + ... + 450462.

It is an arithmetic number, because the mean of its divisors is an integer number (1051071).

Almost surely, 2^3603668 is an apocalyptic number.

It is an amenable number.

3603668 is a deficient number, since it is larger than the sum of its proper divisors (2702758).

3603668 is a wasteful number, since it uses less digits than its factorization.

3603668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900921 (or 900919 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 3603668 is about 1898.3329528826. The cubic root of 3603668 is about 153.3139210880.

The spelling of 3603668 in words is "three million, six hundred three thousand, six hundred sixty-eight".