222526440226 has 4 divisors (see below), whose sum is σ = 333789660342. Its totient is φ = 111263220112.

The previous prime is 222526440197. The next prime is 222526440259. The reversal of 222526440226 is 622044625222.

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., 200255355001 + 22271085225 = 447499^2 + 149235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55631610055 + ... + 55631610058.

Almost surely, 2^222526440226 is an apocalyptic number.

222526440226 is a deficient number, since it is larger than the sum of its proper divisors (111263220116).

222526440226 is a wasteful number, since it uses less digits than its factorization.

222526440226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111263220115.

The product of its (nonzero) digits is 184320, while the sum is 37.

The spelling of 222526440226 in words is "two hundred twenty-two billion, five hundred twenty-six million, four hundred forty thousand, two hundred twenty-six".