2226066660 has 36 divisors (see below), whose sum is σ = 6752402748. Its totient is φ = 593617728.

The previous prime is 2226066659. The next prime is 2226066671. The reversal of 2226066660 is 666606222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1404900324 + 821166336 = 37482^2 + 28656^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6183339 + ... + 6183698.

It is an arithmetic number, because the mean of its divisors is an integer number (187566743).

Almost surely, 2^2226066660 is an apocalyptic number.

2226066660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2226066660 is an abundant number, since it is smaller than the sum of its proper divisors (4526336088).

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

2226066660 is a wasteful number, since it uses less digits than its factorization.

2226066660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12367052 (or 12367047 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 2226066660 is about 47181.2108789081. The cubic root of 2226066660 is about 1305.7079701046.

The spelling of 2226066660 in words is "two billion, two hundred twenty-six million, sixty-six thousand, six hundred sixty".