3668915 has 8 divisors (see below), whose sum is σ = 4477680. Its totient is φ = 2885152.

The previous prime is 3668911. The next prime is 3668921. The reversal of 3668915 is 5198663.

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

It is a cyclic number.

It is not a de Polignac number, because 3668915 - 2² = 3668911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3668911) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5924 + ... + 6513.

It is an arithmetic number, because the mean of its divisors is an integer number (559710).

Almost surely, 2^3668915 is an apocalyptic number.

3668915 is a deficient number, since it is larger than the sum of its proper divisors (808765).

3668915 is a wasteful number, since it uses less digits than its factorization.

3668915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12501.

The product of its digits is 38880, while the sum is 38.

The square root of 3668915 is about 1915.4412024387. The cubic root of 3668915 is about 154.2336785212.

The spelling of 3668915 in words is "three million, six hundred sixty-eight thousand, nine hundred fifteen".