2162219910 has 32 divisors (see below), whose sum is σ = 5194137312. Its totient is φ = 576057600.

The previous prime is 2162219909. The next prime is 2162219951. The reversal of 2162219910 is 199122612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60 + ... + 65760.

It is an arithmetic number, because the mean of its divisors is an integer number (162316791).

Almost surely, 2^2162219910 is an apocalyptic number.

2162219910 is an abundant number, since it is smaller than the sum of its proper divisors (3031917402).

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

2162219910 is a wasteful number, since it uses less digits than its factorization.

2162219910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66808.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 2162219910 is about 46499.6764504873. The cubic root of 2162219910 is about 1293.1035004648.

The spelling of 2162219910 in words is "two billion, one hundred sixty-two million, two hundred nineteen thousand, nine hundred ten".