222468377 has 2 divisors, whose sum is σ = 222468378. Its totient is φ = 222468376.

The previous prime is 222468353. The next prime is 222468439. The reversal of 222468377 is 773864222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222278281 + 190096 = 14909^2 + 436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222468377 is a prime.

It is not a weakly prime, because it can be changed into another prime (222468277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111234188 + 111234189.

It is an arithmetic number, because the mean of its divisors is an integer number (111234189).

Almost surely, 2^222468377 is an apocalyptic number.

It is an amenable number.

222468377 is a deficient number, since it is larger than the sum of its proper divisors (1).

222468377 is an equidigital number, since it uses as much as digits as its factorization.

222468377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 41.

The square root of 222468377 is about 14915.3738471417. The cubic root of 222468377 is about 605.9304282086.

The spelling of 222468377 in words is "two hundred twenty-two million, four hundred sixty-eight thousand, three hundred seventy-seven".