438532067 has 2 divisors, whose sum is σ = 438532068. Its totient is φ = 438532066.

The previous prime is 438532057. The next prime is 438532201. The reversal of 438532067 is 760235834.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 438532067 - 2⁸ = 438531811 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 438532067.

It is not a weakly prime, because it can be changed into another prime (438532057) 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, 219266033 + 219266034.

It is an arithmetic number, because the mean of its divisors is an integer number (219266034).

Almost surely, 2^438532067 is an apocalyptic number.

438532067 is a deficient number, since it is larger than the sum of its proper divisors (1).

438532067 is an equidigital number, since it uses as much as digits as its factorization.

438532067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 438532067 is about 20941.1572507347. The cubic root of 438532067 is about 759.7437195679.

The spelling of 438532067 in words is "four hundred thirty-eight million, five hundred thirty-two thousand, sixty-seven".