43773241 has 2 divisors, whose sum is σ = 43773242. Its totient is φ = 43773240.

The previous prime is 43773227. The next prime is 43773251. The reversal of 43773241 is 14237734.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43283241 + 490000 = 6579^2 + 700^2 .

It is a cyclic number.

It is not a de Polignac number, because 43773241 - 2¹³ = 43765049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43773211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21886620 + 21886621.

It is an arithmetic number, because the mean of its divisors is an integer number (21886621).

Almost surely, 2^43773241 is an apocalyptic number.

It is an amenable number.

43773241 is a deficient number, since it is larger than the sum of its proper divisors (1).

43773241 is an equidigital number, since it uses as much as digits as its factorization.

43773241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 31.

The square root of 43773241 is about 6616.1348988666. The cubic root of 43773241 is about 352.4273203275.

The spelling of 43773241 in words is "forty-three million, seven hundred seventy-three thousand, two hundred forty-one".