3668613 has 16 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 2234304.

The previous prime is 3668611. The next prime is 3668629. The reversal of 3668613 is 3168663.

It is not a de Polignac number, because 3668613 - 2¹ = 3668611 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3668611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3820 + ... + 4682.

It is an arithmetic number, because the mean of its divisors is an integer number (332640).

Almost surely, 2^3668613 is an apocalyptic number.

It is an amenable number.

3668613 is a deficient number, since it is larger than the sum of its proper divisors (1653627).

3668613 is a wasteful number, since it uses less digits than its factorization.

3668613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988.

The product of its digits is 15552, while the sum is 33.

The square root of 3668613 is about 1915.3623678041. The cubic root of 3668613 is about 154.2294465845.

The spelling of 3668613 in words is "three million, six hundred sixty-eight thousand, six hundred thirteen".