223530242 has 8 divisors (see below), whose sum is σ = 361087356. Its totient is φ = 103167792.

The previous prime is 223530239. The next prime is 223530257. The reversal of 223530242 is 242035322.

It can be written as a sum of positive squares in 2 ways, for example, as 197936761 + 25593481 = 14069^2 + 5059^2 .

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

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, 4298633 + ... + 4298684.

Almost surely, 2^223530242 is an apocalyptic number.

223530242 is a deficient number, since it is larger than the sum of its proper divisors (137557114).

223530242 is a wasteful number, since it uses less digits than its factorization.

223530242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8597332.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 223530242 is about 14950.9277972974. The cubic root of 223530242 is about 606.8929550042.

Adding to 223530242 its reverse (242035322), we get a palindrome (465565564).

The spelling of 223530242 in words is "two hundred twenty-three million, five hundred thirty thousand, two hundred forty-two".