222827522738 has 6 divisors (see below), whose sum is σ = 334242285471. Its totient is φ = 111413427582.

The previous prime is 222827522647. The next prime is 222827522741. The reversal of 222827522738 is 837225728222.

222827522738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 111413761369 + 111413761369 = 333787^2 + 333787^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333787.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 500681 + ... + 834467.

Almost surely, 2^222827522738 is an apocalyptic number.

222827522738 is a deficient number, since it is larger than the sum of its proper divisors (111414762733).

222827522738 is an frugal number, since it uses more digits than its factorization.

222827522738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667576 (or 333789 counting only the distinct ones).

The product of its digits is 3010560, while the sum is 50.

Multiplying 222827522738 by its sum of digits (50), we get a square (11141376136900 = 3337870²).

The spelling of 222827522738 in words is "two hundred twenty-two billion, eight hundred twenty-seven million, five hundred twenty-two thousand, seven hundred thirty-eight".