2162725222 has 16 divisors (see below), whose sum is σ = 3710898720. Its totient is φ = 926039808.

The previous prime is 2162725219. The next prime is 2162725231. The reversal of 2162725222 is 2225272612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54123 + ... + 85174.

It is an arithmetic number, because the mean of its divisors is an integer number (231931170).

Almost surely, 2^2162725222 is an apocalyptic number.

2162725222 is a deficient number, since it is larger than the sum of its proper divisors (1548173498).

2162725222 is a wasteful number, since it uses less digits than its factorization.

2162725222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140415.

The product of its digits is 13440, while the sum is 31.

The square root of 2162725222 is about 46505.1096332435. The cubic root of 2162725222 is about 1293.2042256220.

Adding to 2162725222 its reverse (2225272612), we get a palindrome (4387997834).

The spelling of 2162725222 in words is "two billion, one hundred sixty-two million, seven hundred twenty-five thousand, two hundred twenty-two".