40506106 has 8 divisors (see below), whose sum is σ = 60799284. Its totient is φ = 20239680.

The previous prime is 40506101. The next prime is 40506143. The reversal of 40506106 is 60160504.

40506106 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 37319881 + 3186225 = 6109^2 + 1785^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40506101) by changing a digit.

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, 2335 + ... + 9298.

Almost surely, 2^40506106 is an apocalyptic number.

40506106 is a deficient number, since it is larger than the sum of its proper divisors (20293178).

40506106 is a wasteful number, since it uses less digits than its factorization.

40506106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13376.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 40506106 is about 6364.4407452658. The cubic root of 40506106 is about 343.4315302325.

The spelling of 40506106 in words is "forty million, five hundred six thousand, one hundred six".