242311626 has 48 divisors (see below), whose sum is σ = 534820104. Its totient is φ = 79276032.

The previous prime is 242311621. The next prime is 242311627. The reversal of 242311626 is 626113242.

242311626 is a `hidden beast` number, since 2 + 4 + 2 + 31 + 1 + 626 = 666.

242311626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 130988025 + 111323601 = 11445^2 + 10551^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 242311626.

It is not an unprimeable number, because it can be changed into a prime (242311621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238696 + ... + 239708.

Almost surely, 2^242311626 is an apocalyptic number.

242311626 is an abundant number, since it is smaller than the sum of its proper divisors (292508478).

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

242311626 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (242311625) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (1252).

242311626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255 (or 1252 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 242311626 is about 15566.3620027288. The cubic root of 242311626 is about 623.4353403999.

Adding to 242311626 its reverse (626113242), we get a palindrome (868424868).

The spelling of 242311626 in words is "two hundred forty-two million, three hundred eleven thousand, six hundred twenty-six".