42524043 has 4 divisors (see below), whose sum is σ = 56698728. Its totient is φ = 28349360.

The previous prime is 42524039. The next prime is 42524051. The reversal of 42524043 is 34042524.

42524043 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 is a cyclic number.

It is not a de Polignac number, because 42524043 - 2² = 42524039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42524003) 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 in 3 ways as a sum of consecutive naturals, for example, 7087338 + ... + 7087343.

It is an arithmetic number, because the mean of its divisors is an integer number (14174682).

Almost surely, 2^42524043 is an apocalyptic number.

42524043 is a deficient number, since it is larger than the sum of its proper divisors (14174685).

42524043 is a wasteful number, since it uses less digits than its factorization.

42524043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14174684.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 42524043 is about 6521.0461584013. The cubic root of 42524043 is about 349.0423973473.

Adding to 42524043 its reverse (34042524), we get a palindrome (76566567).

The spelling of 42524043 in words is "forty-two million, five hundred twenty-four thousand, forty-three".