222463091 has 2 divisors, whose sum is σ = 222463092. Its totient is φ = 222463090.

The previous prime is 222463081. The next prime is 222463103. The reversal of 222463091 is 190364222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222463091 - 2¹⁰ = 222462067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222463081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111231545 + 111231546.

It is an arithmetic number, because the mean of its divisors is an integer number (111231546).

Almost surely, 2^222463091 is an apocalyptic number.

222463091 is a deficient number, since it is larger than the sum of its proper divisors (1).

222463091 is an equidigital number, since it uses as much as digits as its factorization.

222463091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 222463091 is about 14915.1966463738. The cubic root of 222463091 is about 605.9256290641.

The spelling of 222463091 in words is "two hundred twenty-two million, four hundred sixty-three thousand, ninety-one".