40525588 has 12 divisors (see below), whose sum is σ = 71076852. Its totient is φ = 20217920.

The previous prime is 40525579. The next prime is 40525607. The reversal of 40525588 is 88552504.

40525588 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15904144 + 24621444 = 3988^2 + 4962^2 .

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, 9145 + ... + 12832.

It is an arithmetic number, because the mean of its divisors is an integer number (5923071).

Almost surely, 2^40525588 is an apocalyptic number.

It is an amenable number.

40525588 is a deficient number, since it is larger than the sum of its proper divisors (30551264).

40525588 is a wasteful number, since it uses less digits than its factorization.

40525588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22442 (or 22440 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 37.

The square root of 40525588 is about 6365.9710963843. The cubic root of 40525588 is about 343.4865808685.

The spelling of 40525588 in words is "forty million, five hundred twenty-five thousand, five hundred eighty-eight".