41872643 has 2 divisors, whose sum is σ = 41872644. Its totient is φ = 41872642.

The previous prime is 41872639. The next prime is 41872667. The reversal of 41872643 is 34627814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41872643 - 2² = 41872639 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41872843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20936321 + 20936322.

It is an arithmetic number, because the mean of its divisors is an integer number (20936322).

Almost surely, 2^41872643 is an apocalyptic number.

41872643 is a deficient number, since it is larger than the sum of its proper divisors (1).

41872643 is an equidigital number, since it uses as much as digits as its factorization.

41872643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 41872643 is about 6470.9074325013. The cubic root of 41872643 is about 347.2509624689.

The spelling of 41872643 in words is "forty-one million, eight hundred seventy-two thousand, six hundred forty-three".