3678669 has 8 divisors (see below), whose sum is σ = 5449920. Its totient is φ = 2452428.

The previous prime is 3678659. The next prime is 3678671. The reversal of 3678669 is 9668763.

It is not a de Polignac number, because 3678669 - 2⁷ = 3678541 is a prime.

It is a super-2 number, since 2×3678669² = 27065211223122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678659) 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, 68097 + ... + 68150.

It is an arithmetic number, because the mean of its divisors is an integer number (681240).

Almost surely, 2^3678669 is an apocalyptic number.

It is an amenable number.

3678669 is a deficient number, since it is larger than the sum of its proper divisors (1771251).

3678669 is a wasteful number, since it uses less digits than its factorization.

3678669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136256 (or 136250 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 3678669 is about 1917.9856620945. The cubic root of 3678669 is about 154.3702369765.

The spelling of 3678669 in words is "three million, six hundred seventy-eight thousand, six hundred sixty-nine".