40871673 has 12 divisors (see below), whose sum is σ = 59125248. Its totient is φ = 27207000.

The previous prime is 40871669. The next prime is 40871681. The reversal of 40871673 is 37617804.

It is not a de Polignac number, because 40871673 - 2² = 40871669 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40871683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3736 + ... + 9782.

It is an arithmetic number, because the mean of its divisors is an integer number (4927104).

Almost surely, 2^40871673 is an apocalyptic number.

It is an amenable number.

40871673 is a deficient number, since it is larger than the sum of its proper divisors (18253575).

40871673 is a wasteful number, since it uses less digits than its factorization.

40871673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6804 (or 6801 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 40871673 is about 6393.0957289876. The cubic root of 40871673 is about 344.4615924596.

The spelling of 40871673 in words is "forty million, eight hundred seventy-one thousand, six hundred seventy-three".