3667636 has 12 divisors (see below), whose sum is σ = 7335328. Its totient is φ = 1571832.

The previous prime is 3667621. The next prime is 3667637. The reversal of 3667636 is 6367663.

3667636 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3667595 and 3667604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3667637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65466 + ... + 65521.

Almost surely, 2^3667636 is an apocalyptic number.

It is an amenable number.

3667636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3667636 is a wasteful number, since it uses less digits than its factorization.

3667636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130998 (or 130996 counting only the distinct ones).

The product of its digits is 81648, while the sum is 37.

The square root of 3667636 is about 1915.1073076984. The cubic root of 3667636 is about 154.2157542574.

The spelling of 3667636 in words is "three million, six hundred sixty-seven thousand, six hundred thirty-six".