242222364 has 18 divisors (see below), whose sum is σ = 612284400. Its totient is φ = 80740776.

The previous prime is 242222363. The next prime is 242222369. The reversal of 242222364 is 463222242.

It is a happy number.

242222364 is a `hidden beast` number, since 2 + 422 + 2 + 236 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242222363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3364164 + ... + 3364235.

It is an arithmetic number, because the mean of its divisors is an integer number (34015800).

Almost surely, 2^242222364 is an apocalyptic number.

It is an amenable number.

242222364 is an abundant number, since it is smaller than the sum of its proper divisors (370062036).

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

242222364 is a wasteful number, since it uses less digits than its factorization.

242222364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6728409 (or 6728404 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 242222364 is about 15563.4945947239. The cubic root of 242222364 is about 623.3587779434.

The spelling of 242222364 in words is "two hundred forty-two million, two hundred twenty-two thousand, three hundred sixty-four".