40556132 has 6 divisors (see below), whose sum is σ = 70973238. Its totient is φ = 20278064.

The previous prime is 40556119. The next prime is 40556177. The reversal of 40556132 is 23165504.

40556132 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., 31651876 + 8904256 = 5626^2 + 2984^2 .

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 as a sum of consecutive naturals, namely, 5069513 + ... + 5069520.

It is an arithmetic number, because the mean of its divisors is an integer number (11828873).

Almost surely, 2^40556132 is an apocalyptic number.

It is an amenable number.

40556132 is a deficient number, since it is larger than the sum of its proper divisors (30417106).

40556132 is a wasteful number, since it uses less digits than its factorization.

40556132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10139037 (or 10139035 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 40556132 is about 6368.3696500753. The cubic root of 40556132 is about 343.5728540928.

The spelling of 40556132 in words is "forty million, five hundred fifty-six thousand, one hundred thirty-two".