242844228 has 36 divisors (see below), whose sum is σ = 669662448. Its totient is φ = 73589040.

The previous prime is 242844191. The next prime is 242844293. The reversal of 242844228 is 822448242.

It is a happy number.

242844228 is a `hidden beast` number, since 2 + 428 + 4 + 4 + 228 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 242844192 and 242844201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306226 + ... + 307017.

Almost surely, 2^242844228 is an apocalyptic number.

It is an amenable number.

242844228 is an abundant number, since it is smaller than the sum of its proper divisors (426818220).

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

242844228 is a wasteful number, since it uses less digits than its factorization.

242844228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613264 (or 613259 counting only the distinct ones).

The product of its digits is 65536, while the sum is 36.

The square root of 242844228 is about 15583.4600779159. The cubic root of 242844228 is about 623.8917773362.

It can be divided in two parts, 2428 and 44228, that added together give a 6-th power (46656 = 6⁶).

The spelling of 242844228 in words is "two hundred forty-two million, eight hundred forty-four thousand, two hundred twenty-eight".