242223555 has 32 divisors (see below), whose sum is σ = 447243264. Its totient is φ = 109650816.

The previous prime is 242223539. The next prime is 242223581. The reversal of 242223555 is 555322242.

It is not a de Polignac number, because 242223555 - 2⁴ = 242223539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 384 + ... + 22013.

It is an arithmetic number, because the mean of its divisors is an integer number (13976352).

Almost surely, 2^242223555 is an apocalyptic number.

242223555 is a deficient number, since it is larger than the sum of its proper divisors (205019709).

242223555 is a wasteful number, since it uses less digits than its factorization.

242223555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22515.

The product of its digits is 24000, while the sum is 30.

The square root of 242223555 is about 15563.5328572918. The cubic root of 242223555 is about 623.3597996204.

Adding to 242223555 its reverse (555322242), we get a palindrome (797545797).

The spelling of 242223555 in words is "two hundred forty-two million, two hundred twenty-three thousand, five hundred fifty-five".