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242412 = 22320201

242412 has 12 divisors (see below), whose sum is σ = 565656. Its totient is φ = 80800.

The previous prime is 242399. The next prime is 242413. The reversal of 242412 is 214242.

Adding to 242412 its reverse (214242), we get a palindrome (456654).

242412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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

It is a junction number, because it is equal to n+sod(n) for n = 242391 and 242400.

It is not an unprimeable number, because it can be changed into a prime (242413) 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 3 ways as a sum of consecutive naturals, for example, 10089 + ... + 10112.

It is an arithmetic number, because the mean of its divisors is an integer number (47138).

2242412 is an apocalyptic number.

It is an amenable number.

242412 is an abundant number, since it is smaller than the sum of its proper divisors (323244).

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

242412 is a wasteful number, since it uses less digits than its factorization.

242412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20208 (or 20206 counting only the distinct ones).

The product of its digits is 128, while the sum is 15.

The square root of 242412 is about 492.3535315198. The cubic root of 242412 is about 62.3521411467.

The spelling of 242412 in words is "two hundred forty-two thousand, four hundred twelve", and thus it is an iban number.

Divisors: 1 2 3 4 6 12 20201 40402 60603 80804 121206 242412