2921318682 has 16 divisors (see below), whose sum is σ = 5843267040. Its totient is φ = 973667952.

The previous prime is 2921318681. The next prime is 2921318707. The reversal of 2921318682 is 2868131292.

It is not an unprimeable number, because it can be changed into a prime (2921318681) 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 in 7 ways as a sum of consecutive naturals, for example, 52044 + ... + 92472.

It is an arithmetic number, because the mean of its divisors is an integer number (365204190).

Almost surely, 2^2921318682 is an apocalyptic number.

2921318682 is an abundant number, since it is smaller than the sum of its proper divisors (2921948358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2921318682 is a wasteful number, since it uses less digits than its factorization.

2921318682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52477.

The product of its digits is 82944, while the sum is 42.

The square root of 2921318682 is about 54049.2246197852. The cubic root of 2921318682 is about 1429.5290283993.

It can be divided in two parts, 29213 and 18682, that added together give a triangular number (47895 = T₃₀₉).

The spelling of 2921318682 in words is "two billion, nine hundred twenty-one million, three hundred eighteen thousand, six hundred eighty-two".