242800552 has 32 divisors (see below), whose sum is σ = 461260800. Its totient is φ = 119807424.

The previous prime is 242800541. The next prime is 242800559. The reversal of 242800552 is 255008242.

It is a self number, because there is not a number n which added to its sum of digits gives 242800552.

It is not an unprimeable number, because it can be changed into a prime (242800559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333613 + ... + 334339.

It is an arithmetic number, because the mean of its divisors is an integer number (14414400).

Almost surely, 2^242800552 is an apocalyptic number.

It is an amenable number.

242800552 is a deficient number, since it is larger than the sum of its proper divisors (218460248).

242800552 is a wasteful number, since it uses less digits than its factorization.

242800552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225 (or 1221 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 242800552 is about 15582.0586573148. The cubic root of 242800552 is about 623.8543723828.

Adding to 242800552 its reverse (255008242), we get a palindrome (497808794).

The spelling of 242800552 in words is "two hundred forty-two million, eight hundred thousand, five hundred fifty-two".