222705572 has 6 divisors (see below), whose sum is σ = 389734758. Its totient is φ = 111352784.

The previous prime is 222705569. The next prime is 222705577. The reversal of 222705572 is 275507222.

222705572 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., 209207296 + 13498276 = 14464^2 + 3674^2 .

It is not an unprimeable number, because it can be changed into a prime (222705577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27838193 + ... + 27838200.

It is an arithmetic number, because the mean of its divisors is an integer number (64955793).

Almost surely, 2^222705572 is an apocalyptic number.

It is an amenable number.

222705572 is a deficient number, since it is larger than the sum of its proper divisors (167029186).

222705572 is a wasteful number, since it uses less digits than its factorization.

222705572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55676397 (or 55676395 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 222705572 is about 14923.3230883741. The cubic root of 222705572 is about 606.1456986826.

The spelling of 222705572 in words is "two hundred twenty-two million, seven hundred five thousand, five hundred seventy-two".