3666736 has 10 divisors (see below), whose sum is σ = 7104332. Its totient is φ = 1833360.

The previous prime is 3666727. The next prime is 3666743. The reversal of 3666736 is 6376663.

It is a junction number, because it is equal to n+sod(n) for n = 3666695 and 3666704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114570 + ... + 114601.

Almost surely, 2^3666736 is an apocalyptic number.

It is an amenable number.

3666736 is a deficient number, since it is larger than the sum of its proper divisors (3437596).

3666736 is a wasteful number, since it uses less digits than its factorization.

3666736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229179 (or 229173 counting only the distinct ones).

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

The square root of 3666736 is about 1914.8723195033. The cubic root of 3666736 is about 154.2031389076.

The spelling of 3666736 in words is "three million, six hundred sixty-six thousand, seven hundred thirty-six".