2219840082 has 12 divisors (see below), whose sum is σ = 4809653550. Its totient is φ = 739946688.

The previous prime is 2219840027. The next prime is 2219840087. The reversal of 2219840082 is 2800489122.

It can be written as a sum of positive squares in only one way, i.e., 1927122201 + 292717881 = 43899^2 + 17109^2 .

It is not an unprimeable number, because it can be changed into a prime (2219840087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61662207 + ... + 61662242.

Almost surely, 2^2219840082 is an apocalyptic number.

2219840082 is an abundant number, since it is smaller than the sum of its proper divisors (2589813468).

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

2219840082 is a wasteful number, since it uses less digits than its factorization.

2219840082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123324457 (or 123324454 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 2219840082 is about 47115.1788917330. The cubic root of 2219840082 is about 1304.4894254921.

The spelling of 2219840082 in words is "two billion, two hundred nineteen million, eight hundred forty thousand, eighty-two".