40532506 has 12 divisors (see below), whose sum is σ = 70725258. Its totient is φ = 17371032.

The previous prime is 40532497. The next prime is 40532543. The reversal of 40532506 is 60523504.

40532506 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 only one way, i.e., 28526281 + 12006225 = 5341^2 + 3465^2 .

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 5 ways as a sum of consecutive naturals, for example, 206701 + ... + 206896.

Almost surely, 2^40532506 is an apocalyptic number.

40532506 is a deficient number, since it is larger than the sum of its proper divisors (30192752).

40532506 is a wasteful number, since it uses less digits than its factorization.

40532506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413613 (or 413606 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 40532506 is about 6366.5144309897. The cubic root of 40532506 is about 343.5061249400.

The spelling of 40532506 in words is "forty million, five hundred thirty-two thousand, five hundred six".