242118184 has 96 divisors (see below), whose sum is σ = 586267200. Its totient is φ = 91065600.

The previous prime is 242118179. The next prime is 242118193. The reversal of 242118184 is 481811242.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a nude number because it is divisible by every one of its digits.

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, 591772 + ... + 592180.

It is an arithmetic number, because the mean of its divisors is an integer number (6106950).

Almost surely, 2^242118184 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 242118184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293133600).

242118184 is an abundant number, since it is smaller than the sum of its proper divisors (344149016).

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

242118184 is a wasteful number, since it uses less digits than its factorization.

242118184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 460 counting only the distinct ones).

The product of its digits is 4096, while the sum is 31.

The square root of 242118184 is about 15560.1473000740. The cubic root of 242118184 is about 623.2693961193.

The spelling of 242118184 in words is "two hundred forty-two million, one hundred eighteen thousand, one hundred eighty-four".