242243442 has 24 divisors (see below), whose sum is σ = 599841216. Its totient is φ = 69212376.

The previous prime is 242243437. The next prime is 242243447. The reversal of 242243442 is 244342242.

It is an interprime number because it is at equal distance from previous prime (242243437) and next prime (242243447).

It is not an unprimeable number, because it can be changed into a prime (242243447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961158 + ... + 961409.

It is an arithmetic number, because the mean of its divisors is an integer number (24993384).

Almost surely, 2^242243442 is an apocalyptic number.

242243442 is an abundant number, since it is smaller than the sum of its proper divisors (357597774).

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

242243442 is a wasteful number, since it uses less digits than its factorization.

242243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922582 (or 1922579 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 242243442 is about 15564.1717415351. The cubic root of 242243442 is about 623.3768588161.

Adding to 242243442 its reverse (244342242), we get a palindrome (486585684).

The spelling of 242243442 in words is "two hundred forty-two million, two hundred forty-three thousand, four hundred forty-two".