223530542 has 8 divisors (see below), whose sum is σ = 344357976. Its totient is φ = 108744552.

The previous prime is 223530533. The next prime is 223530557. The reversal of 223530542 is 245035322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1510268 + ... + 1510415.

It is an arithmetic number, because the mean of its divisors is an integer number (43044747).

Almost surely, 2^223530542 is an apocalyptic number.

223530542 is a deficient number, since it is larger than the sum of its proper divisors (120827434).

223530542 is a wasteful number, since it uses less digits than its factorization.

223530542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020722.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 223530542 is about 14950.9378301162. The cubic root of 223530542 is about 606.8932265078.

Adding to 223530542 its reverse (245035322), we get a palindrome (468565864).

The spelling of 223530542 in words is "two hundred twenty-three million, five hundred thirty thousand, five hundred forty-two".