242441047 has 2 divisors, whose sum is σ = 242441048. Its totient is φ = 242441046.

The previous prime is 242441033. The next prime is 242441099. The reversal of 242441047 is 740144242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242441047 - 2¹⁵ = 242408279 is a prime.

It is a super-2 number, since 2×242441047² = 117555322540912418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242441347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121220523 + 121220524.

It is an arithmetic number, because the mean of its divisors is an integer number (121220524).

Almost surely, 2^242441047 is an apocalyptic number.

242441047 is a deficient number, since it is larger than the sum of its proper divisors (1).

242441047 is an equidigital number, since it uses as much as digits as its factorization.

242441047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 28.

The square root of 242441047 is about 15570.5185205888. The cubic root of 242441047 is about 623.5463149410.

Adding to 242441047 its reverse (740144242), we get a palindrome (982585289).

The spelling of 242441047 in words is "two hundred forty-two million, four hundred forty-one thousand, forty-seven".