43028417 has 2 divisors, whose sum is σ = 43028418. Its totient is φ = 43028416.

The previous prime is 43028389. The next prime is 43028437. The reversal of 43028417 is 71482034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40056241 + 2972176 = 6329^2 + 1724^2 .

It is a cyclic number.

It is not a de Polignac number, because 43028417 - 2¹² = 43024321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43028417.

It is not a weakly prime, because it can be changed into another prime (43028437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21514208 + 21514209.

It is an arithmetic number, because the mean of its divisors is an integer number (21514209).

Almost surely, 2^43028417 is an apocalyptic number.

It is an amenable number.

43028417 is a deficient number, since it is larger than the sum of its proper divisors (1).

43028417 is an equidigital number, since it uses as much as digits as its factorization.

43028417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 43028417 is about 6559.6049423727. The cubic root of 43028417 is about 350.4169642866.

The spelling of 43028417 in words is "forty-three million, twenty-eight thousand, four hundred seventeen".