3660909 has 8 divisors (see below), whose sum is σ = 5578560. Its totient is φ = 2091936.

The previous prime is 3660893. The next prime is 3660911. The reversal of 3660909 is 9090663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3660909 - 2⁴ = 3660893 is a prime.

It is an Ulam number.

3660909 is a modest number, since divided by 909 gives 366 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 3660909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3660919) 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, 87144 + ... + 87185.

It is an arithmetic number, because the mean of its divisors is an integer number (697320).

Almost surely, 2^3660909 is an apocalyptic number.

It is an amenable number.

3660909 is a deficient number, since it is larger than the sum of its proper divisors (1917651).

3660909 is a wasteful number, since it uses less digits than its factorization.

3660909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174339.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 3660909 is about 1913.3502031777. The cubic root of 3660909 is about 154.1214115362.

The spelling of 3660909 in words is "three million, six hundred sixty thousand, nine hundred nine".