222515093 has 2 divisors, whose sum is σ = 222515094. Its totient is φ = 222515092.

The previous prime is 222515089. The next prime is 222515131. The reversal of 222515093 is 390515222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139759684 + 82755409 = 11822^2 + 9097^2 .

It is a cyclic number.

It is not a de Polignac number, because 222515093 - 2² = 222515089 is a prime.

It is a super-2 number, since 2×222515093² = 99025933225597298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222515893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111257546 + 111257547.

It is an arithmetic number, because the mean of its divisors is an integer number (111257547).

Almost surely, 2^222515093 is an apocalyptic number.

It is an amenable number.

222515093 is a deficient number, since it is larger than the sum of its proper divisors (1).

222515093 is an equidigital number, since it uses as much as digits as its factorization.

222515093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 222515093 is about 14916.9398001065. The cubic root of 222515093 is about 605.9728382283.

The spelling of 222515093 in words is "two hundred twenty-two million, five hundred fifteen thousand, ninety-three".