3668565622 has 4 divisors (see below), whose sum is σ = 5502848436. Its totient is φ = 1834282810.

The previous prime is 3668565617. The next prime is 3668565673. The reversal of 3668565622 is 2265658663.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917141404 + ... + 917141407.

It is an arithmetic number, because the mean of its divisors is an integer number (1375712109).

Almost surely, 2^3668565622 is an apocalyptic number.

3668565622 is a deficient number, since it is larger than the sum of its proper divisors (1834282814).

3668565622 is a wasteful number, since it uses less digits than its factorization.

3668565622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834282813.

The product of its digits is 3110400, while the sum is 49.

The square root of 3668565622 is about 60568.6851599075. The cubic root of 3668565622 is about 1542.2878265378.

The spelling of 3668565622 in words is "three billion, six hundred sixty-eight million, five hundred sixty-five thousand, six hundred twenty-two".