3668552244 has 144 divisors (see below), whose sum is σ = 10933977600. Its totient is φ = 1015303680.

The previous prime is 3668552197. The next prime is 3668552263. The reversal of 3668552244 is 4422558663.

3668552244 is a `hidden beast` number, since 3 + 6 + 6 + 85 + 522 + 44 = 666.

3668552244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3668552244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1538277 + ... + 1540659.

It is an arithmetic number, because the mean of its divisors is an integer number (75930400).

Almost surely, 2^3668552244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3668552244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5466988800).

3668552244 is an abundant number, since it is smaller than the sum of its proper divisors (7265425356).

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

3668552244 is a wasteful number, since it uses less digits than its factorization.

3668552244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590 (or 2585 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The square root of 3668552244 is about 60568.5747232011. The cubic root of 3668552244 is about 1542.2859518040.

The spelling of 3668552244 in words is "three billion, six hundred sixty-eight million, five hundred fifty-two thousand, two hundred forty-four".