2225555522 has 16 divisors (see below), whose sum is σ = 3432409344. Its totient is φ = 1081620000.

The previous prime is 2225555467. The next prime is 2225555533. The reversal of 2225555522 is 2255555222.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27854 + ... + 72297.

It is an arithmetic number, because the mean of its divisors is an integer number (214525584).

Almost surely, 2^2225555522 is an apocalyptic number.

2225555522 is a deficient number, since it is larger than the sum of its proper divisors (1206853822).

2225555522 is a wasteful number, since it uses less digits than its factorization.

2225555522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100465.

The product of its digits is 100000, while the sum is 35.

The square root of 2225555522 is about 47175.7938142009. The cubic root of 2225555522 is about 1305.6080258007.

It can be divided in two parts, 22255 and 55522, that added together give a palindrome (77777).

The spelling of 2225555522 in words is "two billion, two hundred twenty-five million, five hundred fifty-five thousand, five hundred twenty-two".