3639361 has 8 divisors (see below), whose sum is σ = 3985344. Its totient is φ = 3295920.

The previous prime is 3639347. The next prime is 3639379. The reversal of 3639361 is 1639363.

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 3639361 - 2¹³ = 3631169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3639161) 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, 3660 + ... + 4546.

It is an arithmetic number, because the mean of its divisors is an integer number (498168).

Almost surely, 2^3639361 is an apocalyptic number.

It is an amenable number.

3639361 is a deficient number, since it is larger than the sum of its proper divisors (345983).

3639361 is a wasteful number, since it uses less digits than its factorization.

3639361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271.

The product of its digits is 8748, while the sum is 31.

The square root of 3639361 is about 1907.7109319810. The cubic root of 3639361 is about 153.8184316524.

The spelling of 3639361 in words is "three million, six hundred thirty-nine thousand, three hundred sixty-one".