43887341 has 2 divisors, whose sum is σ = 43887342. Its totient is φ = 43887340.

The previous prime is 43887323. The next prime is 43887377. The reversal of 43887341 is 14378834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24790441 + 19096900 = 4979^2 + 4370^2 .

It is a cyclic number.

It is not a de Polignac number, because 43887341 - 2²² = 39693037 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 43887295 and 43887304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43887241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21943670 + 21943671.

It is an arithmetic number, because the mean of its divisors is an integer number (21943671).

Almost surely, 2^43887341 is an apocalyptic number.

It is an amenable number.

43887341 is a deficient number, since it is larger than the sum of its proper divisors (1).

43887341 is an equidigital number, since it uses as much as digits as its factorization.

43887341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 38.

The square root of 43887341 is about 6624.7521463071. The cubic root of 43887341 is about 352.7332688004.

The spelling of 43887341 in words is "forty-three million, eight hundred eighty-seven thousand, three hundred forty-one".