2226763008 has 144 divisors (see below), whose sum is σ = 6763677760. Its totient is φ = 722110464.

The previous prime is 2226762991. The next prime is 2226763087. The reversal of 2226763008 is 8003676222.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251391 + ... + 260097.

Almost surely, 2^2226763008 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 2226763008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3381838880).

2226763008 is an abundant number, since it is smaller than the sum of its proper divisors (4536914752).

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

2226763008 is an equidigital number, since it uses as much as digits as its factorization.

2226763008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8769 (or 8749 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 2226763008 is about 47188.5898072829. The cubic root of 2226763008 is about 1305.8441044441.

The spelling of 2226763008 in words is "two billion, two hundred twenty-six million, seven hundred sixty-three thousand, eight".