2227766 has 4 divisors (see below), whose sum is σ = 3341652. Its totient is φ = 1113882.

The previous prime is 2227763. The next prime is 2227777. The reversal of 2227766 is 6677222.

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

It is a Curzon number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2227763) by changing a digit.

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, 556940 + ... + 556943.

It is an arithmetic number, because the mean of its divisors is an integer number (835413).

2^2227766 is an apocalyptic number.

2227766 is a deficient number, since it is larger than the sum of its proper divisors (1113886).

2227766 is a wasteful number, since it uses less digits than its factorization.

2227766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113885.

The product of its digits is 14112, while the sum is 32.

The square root of 2227766 is about 1492.5702663526. The cubic root of 2227766 is about 130.6040137069.

The spelling of 2227766 in words is "two million, two hundred twenty-seven thousand, seven hundred sixty-six".