223005346 has 16 divisors (see below), whose sum is σ = 340046784. Its totient is φ = 109661904.

The previous prime is 223005329. The next prime is 223005347. The reversal of 223005346 is 643500322.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 223005346.

It is not an unprimeable number, because it can be changed into a prime (223005347) 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 in 7 ways as a sum of consecutive naturals, for example, 130876 + ... + 132568.

It is an arithmetic number, because the mean of its divisors is an integer number (21252924).

Almost surely, 2^223005346 is an apocalyptic number.

223005346 is a deficient number, since it is larger than the sum of its proper divisors (117041438).

223005346 is a wasteful number, since it uses less digits than its factorization.

223005346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 223005346 is about 14933.3635193147. The cubic root of 223005346 is about 606.4175452749.

Adding to 223005346 its reverse (643500322), we get a palindrome (866505668).

The spelling of 223005346 in words is "two hundred twenty-three million, five thousand, three hundred forty-six".