3621746612 has 24 divisors (see below), whose sum is σ = 7214864832. Its totient is φ = 1574672000.

The previous prime is 3621746581. The next prime is 3621746629. The reversal of 3621746612 is 2166471263.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1788389 + ... + 1790412.

It is an arithmetic number, because the mean of its divisors is an integer number (300619368).

Almost surely, 2^3621746612 is an apocalyptic number.

It is an amenable number.

3621746612 is a deficient number, since it is larger than the sum of its proper divisors (3593118220).

3621746612 is a wasteful number, since it uses less digits than its factorization.

3621746612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3578839 (or 3578837 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 3621746612 is about 60180.9489124258. The cubic root of 3621746612 is about 1535.6987148916.

The spelling of 3621746612 in words is "three billion, six hundred twenty-one million, seven hundred forty-six thousand, six hundred twelve".