42408524 has 6 divisors (see below), whose sum is σ = 74214924. Its totient is φ = 21204260.

The previous prime is 42408517. The next prime is 42408559. The reversal of 42408524 is 42580424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5301062 + ... + 5301069.

It is an arithmetic number, because the mean of its divisors is an integer number (12369154).

Almost surely, 2^42408524 is an apocalyptic number.

It is an amenable number.

42408524 is a deficient number, since it is larger than the sum of its proper divisors (31806400).

42408524 is a wasteful number, since it uses less digits than its factorization.

42408524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10602135 (or 10602133 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 42408524 is about 6512.1827369938. The cubic root of 42408524 is about 348.7260461531.

Adding to 42408524 its reverse (42580424), we get a palindrome (84988948).

The spelling of 42408524 in words is "forty-two million, four hundred eight thousand, five hundred twenty-four".