242228432490 has 32 divisors (see below), whose sum is σ = 634198078656. Its totient is φ = 58722044160.

The previous prime is 242228432483. The next prime is 242228432497. The reversal of 242228432490 is 94234822242.

242228432490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (242228432483) and next prime (242228432497).

It is a super-2 number, since 2×242228432490² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (242228432497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367012447 + ... + 367013106.

It is an arithmetic number, because the mean of its divisors is an integer number (19818689958).

Almost surely, 2^242228432490 is an apocalyptic number.

242228432490 is an abundant number, since it is smaller than the sum of its proper divisors (391969646166).

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

242228432490 is a wasteful number, since it uses less digits than its factorization.

242228432490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734025574.

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 242228432490 in words is "two hundred forty-two billion, two hundred twenty-eight million, four hundred thirty-two thousand, four hundred ninety".