40081710 has 16 divisors (see below), whose sum is σ = 96196176. Its totient is φ = 10688448.

The previous prime is 40081687. The next prime is 40081711. The reversal of 40081710 is 1718004.

40081710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40081711) 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, 667999 + ... + 668058.

It is an arithmetic number, because the mean of its divisors is an integer number (6012261).

Almost surely, 2^40081710 is an apocalyptic number.

40081710 is an abundant number, since it is smaller than the sum of its proper divisors (56114466).

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

40081710 is a wasteful number, since it uses less digits than its factorization.

40081710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336067.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 40081710 is about 6331.0117674824. The cubic root of 40081710 is about 342.2279011742.

Adding to 40081710 its reverse (1718004), we get a palindrome (41799714).

The spelling of 40081710 in words is "forty million, eighty-one thousand, seven hundred ten".