242194512 has 160 divisors (see below), whose sum is σ = 766022400. Its totient is φ = 64364544.

The previous prime is 242194499. The next prime is 242194517. The reversal of 242194512 is 215491242.

242194512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 242194512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242194517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 622414 + ... + 622802.

It is an arithmetic number, because the mean of its divisors is an integer number (4787640).

Almost surely, 2^242194512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242194512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383011200).

242194512 is an abundant number, since it is smaller than the sum of its proper divisors (523827888).

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

242194512 is a wasteful number, since it uses less digits than its factorization.

242194512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 527 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 242194512 is about 15562.5997828126. The cubic root of 242194512 is about 623.3348846718.

The spelling of 242194512 in words is "two hundred forty-two million, one hundred ninety-four thousand, five hundred twelve".