3690663 has 8 divisors (see below), whose sum is σ = 4958976. Its totient is φ = 2441400.

The previous prime is 3690629. The next prime is 3690671. The reversal of 3690663 is 3660963.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3690663 - 2⁹ = 3690151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3690613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4303 + ... + 5088.

It is an arithmetic number, because the mean of its divisors is an integer number (619872).

Almost surely, 2^3690663 is an apocalyptic number.

3690663 is a deficient number, since it is larger than the sum of its proper divisors (1268313).

3690663 is a wasteful number, since it uses less digits than its factorization.

3690663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9525.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 3690663 is about 1921.1098354857. The cubic root of 3690663 is about 154.5378254911.

The spelling of 3690663 in words is "three million, six hundred ninety thousand, six hundred sixty-three".