4396407643 has 2 divisors, whose sum is σ = 4396407644. Its totient is φ = 4396407642.

The previous prime is 4396407623. The next prime is 4396407647. The reversal of 4396407643 is 3467046934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4396407643 - 2¹³ = 4396399451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4396407593 and 4396407602.

It is not a weakly prime, because it can be changed into another prime (4396407647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2198203821 + 2198203822.

It is an arithmetic number, because the mean of its divisors is an integer number (2198203822).

Almost surely, 2^4396407643 is an apocalyptic number.

4396407643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4396407643 is an equidigital number, since it uses as much as digits as its factorization.

4396407643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 46.

The square root of 4396407643 is about 66305.4118681122. The cubic root of 4396407643 is about 1638.1964660683.

The spelling of 4396407643 in words is "four billion, three hundred ninety-six million, four hundred seven thousand, six hundred forty-three".