242730576 has 120 divisors (see below), whose sum is σ = 745014816. Its totient is φ = 73163520.

The previous prime is 242730559. The next prime is 242730583. The reversal of 242730576 is 675037242.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 242730576.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463851 + ... + 464373.

Almost surely, 2^242730576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242730576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372507408).

242730576 is an abundant number, since it is smaller than the sum of its proper divisors (502284240).

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

242730576 is a wasteful number, since it uses less digits than its factorization.

242730576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 832 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 242730576 is about 15579.8130925888. The cubic root of 242730576 is about 623.7944342598.

The spelling of 242730576 in words is "two hundred forty-two million, seven hundred thirty thousand, five hundred seventy-six".