42524099 has 2 divisors, whose sum is σ = 42524100. Its totient is φ = 42524098.

The previous prime is 42524087. The next prime is 42524159. The reversal of 42524099 is 99042524.

42524099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42524099 - 2²⁰ = 41475523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42524039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21262049 + 21262050.

It is an arithmetic number, because the mean of its divisors is an integer number (21262050).

Almost surely, 2^42524099 is an apocalyptic number.

42524099 is a deficient number, since it is larger than the sum of its proper divisors (1).

42524099 is an equidigital number, since it uses as much as digits as its factorization.

42524099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 42524099 is about 6521.0504521894. The cubic root of 42524099 is about 349.0425505655.

The spelling of 42524099 in words is "forty-two million, five hundred twenty-four thousand, ninety-nine".