438983 has 2 divisors, whose sum is σ = 438984. Its totient is φ = 438982.

The previous prime is 438979. The next prime is 438989. The reversal of 438983 is 389834.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 438983 - 2² = 438979 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438989) 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, 219491 + 219492.

It is an arithmetic number, because the mean of its divisors is an integer number (219492).

2⁴³⁸⁹⁸³ is an apocalyptic number.

438983 is a deficient number, since it is larger than the sum of its proper divisors (1).

438983 is an equidigital number, since it uses as much as digits as its factorization.

438983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 438983 is about 662.5579219963. The cubic root of 438983 is about 76.0004039683. Note that the first 3 decimals are identical.

The spelling of 438983 in words is "four hundred thirty-eight thousand, nine hundred eighty-three".