3223660745 has 16 divisors (see below), whose sum is σ = 4078088640. Its totient is φ = 2439537984.

The previous prime is 3223660729. The next prime is 3223660753. The reversal of 3223660745 is 5470663223.

It is a happy number.

It is not a de Polignac number, because 3223660745 - 2⁴ = 3223660729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3223660699 and 3223660708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39254 + ... + 89376.

It is an arithmetic number, because the mean of its divisors is an integer number (254880540).

Almost surely, 2^3223660745 is an apocalyptic number.

It is an amenable number.

3223660745 is a deficient number, since it is larger than the sum of its proper divisors (854427895).

3223660745 is a wasteful number, since it uses less digits than its factorization.

3223660745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50824.

The product of its (nonzero) digits is 181440, while the sum is 38.

The square root of 3223660745 is about 56777.2907507923. The cubic root of 3223660745 is about 1477.2356399190.

The spelling of 3223660745 in words is "three billion, two hundred twenty-three million, six hundred sixty thousand, seven hundred forty-five".