40530524 has 12 divisors (see below), whose sum is σ = 71109864. Its totient is φ = 20213424.

The previous prime is 40530517. The next prime is 40530541. The reversal of 40530524 is 42503504.

40530524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40530524.

It is a congruent number.

It is an unprimeable number.

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, 11174 + ... + 14349.

It is an arithmetic number, because the mean of its divisors is an integer number (5925822).

Almost surely, 2^40530524 is an apocalyptic number.

It is an amenable number.

40530524 is a deficient number, since it is larger than the sum of its proper divisors (30579340).

40530524 is a wasteful number, since it uses less digits than its factorization.

40530524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25924 (or 25922 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 40530524 is about 6366.3587709145. The cubic root of 40530524 is about 343.5005258106.

The spelling of 40530524 in words is "forty million, five hundred thirty thousand, five hundred twenty-four".