222946499 has 2 divisors, whose sum is σ = 222946500. Its totient is φ = 222946498.

The previous prime is 222946447. The next prime is 222946501. The reversal of 222946499 is 994649222.

222946499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222946499 is a prime.

Together with 222946501, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222946439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111473249 + 111473250.

It is an arithmetic number, because the mean of its divisors is an integer number (111473250).

Almost surely, 2^222946499 is an apocalyptic number.

222946499 is a deficient number, since it is larger than the sum of its proper divisors (1).

222946499 is an equidigital number, since it uses as much as digits as its factorization.

222946499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 47.

The square root of 222946499 is about 14931.3930696369. The cubic root of 222946499 is about 606.3641997784.

The spelling of 222946499 in words is "two hundred twenty-two million, nine hundred forty-six thousand, four hundred ninety-nine".