242041445 has 4 divisors (see below), whose sum is σ = 290449740. Its totient is φ = 193633152.

The previous prime is 242041403. The next prime is 242041469. The reversal of 242041445 is 544140242.

242041445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59737441 + 182304004 = 7729^2 + 13502^2 .

It is a cyclic number.

It is not a de Polignac number, because 242041445 - 2⁶ = 242041381 is a prime.

It is a super-2 number, since 2×242041445² = 117168122195376050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24204140 + ... + 24204149.

It is an arithmetic number, because the mean of its divisors is an integer number (72612435).

Almost surely, 2^242041445 is an apocalyptic number.

It is an amenable number.

242041445 is a deficient number, since it is larger than the sum of its proper divisors (48408295).

242041445 is an equidigital number, since it uses as much as digits as its factorization.

242041445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48408294.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 242041445 is about 15557.6812218274. The cubic root of 242041445 is about 623.2035410571.

Adding to 242041445 its reverse (544140242), we get a palindrome (786181687).

The spelling of 242041445 in words is "two hundred forty-two million, forty-one thousand, four hundred forty-five".