223545322 has 48 divisors (see below), whose sum is σ = 453672576. Its totient is φ = 80388000.

The previous prime is 223545313. The next prime is 223545337.

It is a happy number.

223545322 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16947 + ... + 27097.

It is an arithmetic number, because the mean of its divisors is an integer number (9451512).

Almost surely, 2^223545322 is an apocalyptic number.

223545322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223545322 is an abundant number, since it is smaller than the sum of its proper divisors (230127254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223545322 is a wasteful number, since it uses less digits than its factorization.

223545322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10195 (or 10184 counting only the distinct ones).

The product of its digits is 14400, while the sum is 28.

The square root of 223545322 is about 14951.4321053202. The cubic root of 223545322 is about 606.9066022851.

It can be divided in two parts, 223 and 545322, that added together give a palindrome (545545).

The spelling of 223545322 in words is "two hundred twenty-three million, five hundred forty-five thousand, three hundred twenty-two".