2226117840 has 120 divisors (see below), whose sum is σ = 6985335648. Its totient is φ = 586460160.

The previous prime is 2226117827. The next prime is 2226117841. The reversal of 2226117840 is 487116222.

2226117840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226117841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1900455 + ... + 1901625.

Almost surely, 2^2226117840 is an apocalyptic number.

2226117840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2226117840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3492667824).

2226117840 is an abundant number, since it is smaller than the sum of its proper divisors (4759217808).

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

2226117840 is a wasteful number, since it uses less digits than its factorization.

2226117840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2226117840 is about 47181.7532527141. The cubic root of 2226117840 is about 1305.7179766366.

The spelling of 2226117840 in words is "two billion, two hundred twenty-six million, one hundred seventeen thousand, eight hundred forty".