242055630 has 96 divisors (see below), whose sum is σ = 666001440. Its totient is φ = 60825600.

The previous prime is 242055623. The next prime is 242055661. The reversal of 242055630 is 36550242.

242055630 is a `hidden beast` number, since 2 + 4 + 20 + 5 + 5 + 630 = 666.

242055630 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 242055594 and 242055603.

It is a congruent number.

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, 603430 + ... + 603830.

It is an arithmetic number, because the mean of its divisors is an integer number (6937515).

Almost surely, 2^242055630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242055630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333000720).

242055630 is an abundant number, since it is smaller than the sum of its proper divisors (423945810).

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

242055630 is a wasteful number, since it uses less digits than its factorization.

242055630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786 (or 783 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 242055630 is about 15558.1370992802. The cubic root of 242055630 is about 623.2157152387.

The spelling of 242055630 in words is "two hundred forty-two million, fifty-five thousand, six hundred thirty".