2226556776 has 64 divisors (see below), whose sum is σ = 5906649600. Its totient is φ = 697008128.

The previous prime is 2226556771. The next prime is 2226556789. The reversal of 2226556776 is 6776556222.

It is not an unprimeable number, because it can be changed into a prime (2226556771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189736 + ... + 201128.

It is an arithmetic number, because the mean of its divisors is an integer number (92291400).

Almost surely, 2^2226556776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2226556776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2953324800).

2226556776 is an abundant number, since it is smaller than the sum of its proper divisors (3680092824).

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

2226556776 is a wasteful number, since it uses less digits than its factorization.

2226556776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11898 (or 11894 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 48.

The square root of 2226556776 is about 47186.4045674175. The cubic root of 2226556776 is about 1305.8037895484.

The spelling of 2226556776 in words is "two billion, two hundred twenty-six million, five hundred fifty-six thousand, seven hundred seventy-six".