3669868 has 12 divisors (see below), whose sum is σ = 6441232. Its totient is φ = 1829520.

The previous prime is 3669851. The next prime is 3669881. The reversal of 3669868 is 8689663.

It is a happy number.

It is a super-2 number, since 2×3669868² = 26935862274848, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433 + ... + 2743.

Almost surely, 2^3669868 is an apocalyptic number.

It is an amenable number.

3669868 is a deficient number, since it is larger than the sum of its proper divisors (2771364).

3669868 is a wasteful number, since it uses less digits than its factorization.

3669868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712 (or 2710 counting only the distinct ones).

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

The square root of 3669868 is about 1915.6899540374. The cubic root of 3669868 is about 154.2470314218.

The spelling of 3669868 in words is "three million, six hundred sixty-nine thousand, eight hundred sixty-eight".