2228260066 has 16 divisors (see below), whose sum is σ = 3459781440. Its totient is φ = 1075047120.

The previous prime is 2228260061. The next prime is 2228260109. The reversal of 2228260066 is 6600628222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2228260061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90331 + ... + 112321.

It is an arithmetic number, because the mean of its divisors is an integer number (216236340).

Almost surely, 2^2228260066 is an apocalyptic number.

2228260066 is a deficient number, since it is larger than the sum of its proper divisors (1231521374).

2228260066 is a wasteful number, since it uses less digits than its factorization.

2228260066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23769.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 2228260066 is about 47204.4496419564. The cubic root of 2228260066 is about 1306.1366795737.

Adding to 2228260066 its reverse (6600628222), we get a palindrome (8828888288).

The spelling of 2228260066 in words is "two billion, two hundred twenty-eight million, two hundred sixty thousand, sixty-six".