3695668 has 6 divisors (see below), whose sum is σ = 6467426. Its totient is φ = 1847832.

The previous prime is 3695639. The next prime is 3695669. The reversal of 3695668 is 8665963.

It can be written as a sum of positive squares in only one way, i.e., 2377764 + 1317904 = 1542^2 + 1148^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3695669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461955 + ... + 461962.

Almost surely, 2^3695668 is an apocalyptic number.

It is an amenable number.

3695668 is a deficient number, since it is larger than the sum of its proper divisors (2771758).

3695668 is a wasteful number, since it uses less digits than its factorization.

3695668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923921 (or 923919 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 3695668 is about 1922.4120265958. The cubic root of 3695668 is about 154.6076514675.

The spelling of 3695668 in words is "three million, six hundred ninety-five thousand, six hundred sixty-eight".