2826220066 has 4 divisors (see below), whose sum is σ = 4239330102. Its totient is φ = 1413110032.

The previous prime is 2826220057. The next prime is 2826220109. The reversal of 2826220066 is 6600226282.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2632203025 + 194017041 = 51305^2 + 13929^2 .

It is a super-2 number, since 2×2826220066² = 15975039722922088712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706555015 + ... + 706555018.

Almost surely, 2^2826220066 is an apocalyptic number.

2826220066 is a deficient number, since it is larger than the sum of its proper divisors (1413110036).

2826220066 is a wasteful number, since it uses less digits than its factorization.

2826220066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413110035.

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

The square root of 2826220066 is about 53162.2052401892. The cubic root of 2826220066 is about 1413.8456235296.

The spelling of 2826220066 in words is "two billion, eight hundred twenty-six million, two hundred twenty thousand, sixty-six".