222890699 has 2 divisors, whose sum is σ = 222890700. Its totient is φ = 222890698.

The previous prime is 222890693. The next prime is 222890753. The reversal of 222890699 is 996098222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222890699 - 2¹² = 222886603 is a prime.

It is not a weakly prime, because it can be changed into another prime (222890693) 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 as a sum of consecutive naturals, namely, 111445349 + 111445350.

It is an arithmetic number, because the mean of its divisors is an integer number (111445350).

Almost surely, 2^222890699 is an apocalyptic number.

222890699 is a deficient number, since it is larger than the sum of its proper divisors (1).

222890699 is an equidigital number, since it uses as much as digits as its factorization.

222890699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 222890699 is about 14929.5244063567. The cubic root of 222890699 is about 606.3136077519.

The spelling of 222890699 in words is "two hundred twenty-two million, eight hundred ninety thousand, six hundred ninety-nine".