242025437 has 2 divisors, whose sum is σ = 242025438. Its totient is φ = 242025436.

The previous prime is 242025409. The next prime is 242025451. The reversal of 242025437 is 734520242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130279396 + 111746041 = 11414^2 + 10571^2 .

It is a cyclic number.

It is not a de Polignac number, because 242025437 - 2⁸ = 242025181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242025467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121012718 + 121012719.

It is an arithmetic number, because the mean of its divisors is an integer number (121012719).

Almost surely, 2^242025437 is an apocalyptic number.

It is an amenable number.

242025437 is a deficient number, since it is larger than the sum of its proper divisors (1).

242025437 is an equidigital number, since it uses as much as digits as its factorization.

242025437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 242025437 is about 15557.1667407661. The cubic root of 242025437 is about 623.1898017266.

Adding to 242025437 its reverse (734520242), we get a palindrome (976545679).

The spelling of 242025437 in words is "two hundred forty-two million, twenty-five thousand, four hundred thirty-seven".