242213312 has 28 divisors (see below), whose sum is σ = 524338296. Its totient is φ = 110096640.

The previous prime is 242213303. The next prime is 242213317. The reversal of 242213312 is 213312242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242213317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171323 + ... + 172730.

Almost surely, 2^242213312 is an apocalyptic number.

242213312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

242213312 is an abundant number, since it is smaller than the sum of its proper divisors (282124984).

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

242213312 is a wasteful number, since it uses less digits than its factorization.

242213312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344076 (or 344066 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 242213312 is about 15563.2037832832. The cubic root of 242213312 is about 623.3510127452.

Adding to 242213312 its reverse (213312242), we get a palindrome (455525554).

The spelling of 242213312 in words is "two hundred forty-two million, two hundred thirteen thousand, three hundred twelve".