3640616206 has 8 divisors (see below), whose sum is σ = 5461267680. Its totient is φ = 1820193648.

The previous prime is 3640616183. The next prime is 3640616209. The reversal of 3640616206 is 6026160463.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3640616209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9511 + ... + 85858.

It is an arithmetic number, because the mean of its divisors is an integer number (682658460).

Almost surely, 2^3640616206 is an apocalyptic number.

3640616206 is a deficient number, since it is larger than the sum of its proper divisors (1820651474).

3640616206 is a wasteful number, since it uses less digits than its factorization.

3640616206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114458.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 3640616206 is about 60337.5190573825. The cubic root of 3640616206 is about 1538.3611347669.

Adding to 3640616206 its reverse (6026160463), we get a palindrome (9666776669).

The spelling of 3640616206 in words is "three billion, six hundred forty million, six hundred sixteen thousand, two hundred six".