222566316 has 48 divisors (see below), whose sum is σ = 595601664. Its totient is φ = 63366336.

The previous prime is 222566293. The next prime is 222566317. The reversal of 222566316 is 613665222.

It is not an unprimeable number, because it can be changed into a prime (222566317) 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 in 15 ways as a sum of consecutive naturals, for example, 20091 + ... + 29133.

It is an arithmetic number, because the mean of its divisors is an integer number (12408368).

Almost surely, 2^222566316 is an apocalyptic number.

It is an amenable number.

222566316 is an abundant number, since it is smaller than the sum of its proper divisors (373035348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222566316 is a wasteful number, since it uses less digits than its factorization.

222566316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350 (or 9348 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 222566316 is about 14918.6566419366. The cubic root of 222566316 is about 606.0193329997.

The spelling of 222566316 in words is "two hundred twenty-two million, five hundred sixty-six thousand, three hundred sixteen".