3698668 has 24 divisors (see below), whose sum is σ = 6764912. Its totient is φ = 1767744.

The previous prime is 3698663. The next prime is 3698671. The reversal of 3698668 is 8668963.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3698663) 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, 9730 + ... + 10102.

Almost surely, 2^3698668 is an apocalyptic number.

It is an amenable number.

3698668 is a deficient number, since it is larger than the sum of its proper divisors (3066244).

3698668 is a wasteful number, since it uses less digits than its factorization.

3698668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481 (or 479 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 3698668 is about 1923.1921380871. The cubic root of 3698668 is about 154.6494749851.

The spelling of 3698668 in words is "three million, six hundred ninety-eight thousand, six hundred sixty-eight".