3621996606 has 8 divisors (see below), whose sum is σ = 7243993224. Its totient is φ = 1207332200.

The previous prime is 3621996589. The next prime is 3621996629. The reversal of 3621996606 is 6066991263.

It is a happy number.

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

3621996606 is an admirable number.

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, 301833045 + ... + 301833056.

It is an arithmetic number, because the mean of its divisors is an integer number (905499153).

Almost surely, 2^3621996606 is an apocalyptic number.

3621996606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3621996606 is a wasteful number, since it uses less digits than its factorization.

3621996606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603666106.

The product of its (nonzero) digits is 629856, while the sum is 48.

The square root of 3621996606 is about 60183.0258960116. The cubic root of 3621996606 is about 1535.7340483621.

The spelling of 3621996606 in words is "three billion, six hundred twenty-one million, nine hundred ninety-six thousand, six hundred six".