242534250 has 320 divisors, whose sum is σ = 815443200. Its totient is φ = 52617600.

The previous prime is 242534249. The next prime is 242534261. The reversal of 242534250 is 52435242.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4110721 + ... + 4110779.

It is an arithmetic number, because the mean of its divisors is an integer number (2548260).

Almost surely, 2^242534250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242534250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407721600).

242534250 is an abundant number, since it is smaller than the sum of its proper divisors (572908950).

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

242534250 is a wasteful number, since it uses less digits than its factorization.

242534250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 242534250 is about 15573.5111647952. The cubic root of 242534250 is about 623.6262091973.

Adding to 242534250 its reverse (52435242), we get a palindrome (294969492).

The spelling of 242534250 in words is "two hundred forty-two million, five hundred thirty-four thousand, two hundred fifty".