438285943 has 2 divisors, whose sum is σ = 438285944. Its totient is φ = 438285942.

The previous prime is 438285937. The next prime is 438285949. The reversal of 438285943 is 349582834.

It is a balanced prime because it is at equal distance from previous prime (438285937) and next prime (438285949).

It is a cyclic number.

It is not a de Polignac number, because 438285943 - 2⁹ = 438285431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 438285893 and 438285902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438285949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219142971 + 219142972.

It is an arithmetic number, because the mean of its divisors is an integer number (219142972).

Almost surely, 2^438285943 is an apocalyptic number.

438285943 is a deficient number, since it is larger than the sum of its proper divisors (1).

438285943 is an equidigital number, since it uses as much as digits as its factorization.

438285943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 46.

The square root of 438285943 is about 20935.2798643820. The cubic root of 438285943 is about 759.6015588071.

The spelling of 438285943 in words is "four hundred thirty-eight million, two hundred eighty-five thousand, nine hundred forty-three".