242042700 has 144 divisors (see below), whose sum is σ = 742452480. Its totient is φ = 60775680.

The previous prime is 242042683. The next prime is 242042711. The reversal of 242042700 is 7240242.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373777 + ... + 374423.

It is an arithmetic number, because the mean of its divisors is an integer number (5155920).

Almost surely, 2^242042700 is an apocalyptic number.

242042700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242042700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371226240).

242042700 is an abundant number, since it is smaller than the sum of its proper divisors (500409780).

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

242042700 is a wasteful number, since it uses less digits than its factorization.

242042700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 242042700 is about 15557.7215555492. The cubic root of 242042700 is about 623.2046181716.

Adding to 242042700 its reverse (7240242), we get a palindrome (249282942).

The spelling of 242042700 in words is "two hundred forty-two million, forty-two thousand, seven hundred".