223056073 has 2 divisors, whose sum is σ = 223056074. Its totient is φ = 223056072.

The previous prime is 223056061. The next prime is 223056121. The reversal of 223056073 is 370650322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204289849 + 18766224 = 14293^2 + 4332^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223056073 is a prime.

It is not a weakly prime, because it can be changed into another prime (223056013) 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, 111528036 + 111528037.

It is an arithmetic number, because the mean of its divisors is an integer number (111528037).

Almost surely, 2^223056073 is an apocalyptic number.

It is an amenable number.

223056073 is a deficient number, since it is larger than the sum of its proper divisors (1).

223056073 is an equidigital number, since it uses as much as digits as its factorization.

223056073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 223056073 is about 14935.0618679669. The cubic root of 223056073 is about 606.4635223650.

The spelling of 223056073 in words is "two hundred twenty-three million, fifty-six thousand, seventy-three".