41375681 has 4 divisors (see below), whose sum is σ = 41414100. Its totient is φ = 41337264.

The previous prime is 41375647. The next prime is 41375687. The reversal of 41375681 is 18657314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7840000 + 33535681 = 2800^2 + 5791^2 .

It is a cyclic number.

It is not a de Polignac number, because 41375681 - 2⁶ = 41375617 is a prime.

It is a super-2 number, since 2×41375681² = 3423893956427522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41375687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17546 + ... + 19763.

It is an arithmetic number, because the mean of its divisors is an integer number (10353525).

Almost surely, 2^41375681 is an apocalyptic number.

It is an amenable number.

41375681 is a deficient number, since it is larger than the sum of its proper divisors (38419).

41375681 is a wasteful number, since it uses less digits than its factorization.

41375681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38418.

The product of its digits is 20160, while the sum is 35.

The square root of 41375681 is about 6432.3931005497. The cubic root of 41375681 is about 345.8717184019.

The spelling of 41375681 in words is "forty-one million, three hundred seventy-five thousand, six hundred eighty-one".