223323564 has 48 divisors (see below), whose sum is σ = 538877696. Its totient is φ = 71928000.

The previous prime is 223323547. The next prime is 223323593. The reversal of 223323564 is 465323322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65379 + ... + 68709.

Almost surely, 2^223323564 is an apocalyptic number.

It is an amenable number.

223323564 is an abundant number, since it is smaller than the sum of its proper divisors (315554132).

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

223323564 is a wasteful number, since it uses less digits than its factorization.

223323564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3526 (or 3524 counting only the distinct ones).

The product of its digits is 25920, while the sum is 30.

The square root of 223323564 is about 14944.0143201216. The cubic root of 223323564 is about 606.7058511636.

Adding to 223323564 its reverse (465323322), we get a palindrome (688646886).

The spelling of 223323564 in words is "two hundred twenty-three million, three hundred twenty-three thousand, five hundred sixty-four".