3218743066 has 24 divisors (see below), whose sum is σ = 6126960096. Its totient is φ = 1254055320.

The previous prime is 3218743061. The next prime is 3218743067. The reversal of 3218743066 is 6603478123.

It is not an unprimeable number, because it can be changed into a prime (3218743061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1491846 + ... + 1494001.

It is an arithmetic number, because the mean of its divisors is an integer number (255290004).

Almost surely, 2^3218743066 is an apocalyptic number.

3218743066 is a deficient number, since it is larger than the sum of its proper divisors (2908217030).

3218743066 is a wasteful number, since it uses less digits than its factorization.

3218743066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985874 (or 2985867 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 3218743066 is about 56733.9674798088. The cubic root of 3218743066 is about 1476.4840856648.

The spelling of 3218743066 in words is "three billion, two hundred eighteen million, seven hundred forty-three thousand, sixty-six".