3220351748 has 12 divisors (see below), whose sum is σ = 5829947340. Its totient is φ = 1554652512.

The previous prime is 3220351741. The next prime is 3220351759. The reversal of 3220351748 is 8471530223.

It can be written as a sum of positive squares in 2 ways, for example, as 1817999044 + 1402352704 = 42638^2 + 37448^2 .

It is not an unprimeable number, because it can be changed into a prime (3220351741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13880711 + ... + 13880942.

It is an arithmetic number, because the mean of its divisors is an integer number (485828945).

Almost surely, 2^3220351748 is an apocalyptic number.

It is an amenable number.

3220351748 is a deficient number, since it is larger than the sum of its proper divisors (2609595592).

3220351748 is a wasteful number, since it uses less digits than its factorization.

3220351748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27761686 (or 27761684 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 3220351748 is about 56748.1431238063. The cubic root of 3220351748 is about 1476.7300199459.

The spelling of 3220351748 in words is "three billion, two hundred twenty million, three hundred fifty-one thousand, seven hundred forty-eight".