3218366882 has 4 divisors (see below), whose sum is σ = 4827550326. Its totient is φ = 1609183440.

The previous prime is 3218366857. The next prime is 3218366887. The reversal of 3218366882 is 2886638123.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2977775761 + 240591121 = 54569^2 + 15511^2 .

It is not an unprimeable number, because it can be changed into a prime (3218366887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804591719 + ... + 804591722.

Almost surely, 2^3218366882 is an apocalyptic number.

3218366882 is a deficient number, since it is larger than the sum of its proper divisors (1609183444).

3218366882 is a wasteful number, since it uses less digits than its factorization.

3218366882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609183443.

The product of its digits is 663552, while the sum is 47.

The square root of 3218366882 is about 56730.6520498399. The cubic root of 3218366882 is about 1476.4265630732.

The spelling of 3218366882 in words is "three billion, two hundred eighteen million, three hundred sixty-six thousand, eight hundred eighty-two".