242534340 has 36 divisors (see below), whose sum is σ = 735688044. Its totient is φ = 64675776.

The previous prime is 242534329. The next prime is 242534381. The reversal of 242534340 is 43435242.

It can be written as a sum of positive squares in 2 ways, for example, as 140564736 + 101969604 = 11856^2 + 10098^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673527 + ... + 673886.

It is an arithmetic number, because the mean of its divisors is an integer number (20435779).

Almost surely, 2^242534340 is an apocalyptic number.

242534340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242534340 is an abundant number, since it is smaller than the sum of its proper divisors (493153704).

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

242534340 is a wasteful number, since it uses less digits than its factorization.

242534340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347428 (or 1347423 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 242534340 is about 15573.5140543167. The cubic root of 242534340 is about 623.6262863360.

Adding to 242534340 its reverse (43435242), we get a palindrome (285969582).

The spelling of 242534340 in words is "two hundred forty-two million, five hundred thirty-four thousand, three hundred forty".