43628707 has 2 divisors, whose sum is σ = 43628708. Its totient is φ = 43628706.

The previous prime is 43628659. The next prime is 43628713. The reversal of 43628707 is 70782634.

43628707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43628707 - 2¹⁹ = 43104419 is a prime.

It is not a weakly prime, because it can be changed into another prime (43628747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21814353 + 21814354.

It is an arithmetic number, because the mean of its divisors is an integer number (21814354).

Almost surely, 2^43628707 is an apocalyptic number.

43628707 is a deficient number, since it is larger than the sum of its proper divisors (1).

43628707 is an equidigital number, since it uses as much as digits as its factorization.

43628707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 43628707 is about 6605.2030248888. The cubic root of 43628707 is about 352.0390016831.

The spelling of 43628707 in words is "forty-three million, six hundred twenty-eight thousand, seven hundred seven".