40106136 has 32 divisors (see below), whose sum is σ = 114589440. Its totient is φ = 11458848.

The previous prime is 40106123. The next prime is 40106137. The reversal of 40106136 is 63160104.

40106136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40106137) 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 7 ways as a sum of consecutive naturals, for example, 119196 + ... + 119531.

It is an arithmetic number, because the mean of its divisors is an integer number (3580920).

Almost surely, 2^40106136 is an apocalyptic number.

It is an amenable number.

40106136 is an abundant number, since it is smaller than the sum of its proper divisors (74483304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40106136 is a wasteful number, since it uses less digits than its factorization.

40106136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238743 (or 238739 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 40106136 is about 6332.9405492236. The cubic root of 40106136 is about 342.2974055377.

The spelling of 40106136 in words is "forty million, one hundred six thousand, one hundred thirty-six".