3608320646 has 8 divisors (see below), whose sum is σ = 6185692560. Its totient is φ = 1546423128.

The previous prime is 3608320637. The next prime is 3608320657. The reversal of 3608320646 is 6460238063.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128868581 + ... + 128868608.

It is an arithmetic number, because the mean of its divisors is an integer number (773211570).

Almost surely, 2^3608320646 is an apocalyptic number.

3608320646 is a deficient number, since it is larger than the sum of its proper divisors (2577371914).

3608320646 is a wasteful number, since it uses less digits than its factorization.

3608320646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257737198.

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 3608320646 is about 60069.2986974211. The cubic root of 3608320646 is about 1533.7987320839.

The spelling of 3608320646 in words is "three billion, six hundred eight million, three hundred twenty thousand, six hundred forty-six".