2225520266 has 4 divisors (see below), whose sum is σ = 3338280402. Its totient is φ = 1112760132.

The previous prime is 2225520247. The next prime is 2225520277. The reversal of 2225520266 is 6620255222.

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., 1116963241 + 1108557025 = 33421^2 + 33295^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556380065 + ... + 556380068.

Almost surely, 2^2225520266 is an apocalyptic number.

2225520266 is a deficient number, since it is larger than the sum of its proper divisors (1112760136).

2225520266 is a wasteful number, since it uses less digits than its factorization.

2225520266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112760135.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2225520266 is about 47175.4201465127. The cubic root of 2225520266 is about 1305.6011315281.

Adding to 2225520266 its reverse (6620255222), we get a palindrome (8845775488).

The spelling of 2225520266 in words is "two billion, two hundred twenty-five million, five hundred twenty thousand, two hundred sixty-six".