485438 has 16 divisors (see below), whose sum is σ = 776736. Its totient is φ = 227040.

The previous prime is 485437. The next prime is 485447. The reversal of 485438 is 834584.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485437) 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 in 7 ways as a sum of consecutive naturals, for example, 2720 + ... + 2892.

It is an arithmetic number, because the mean of its divisors is an integer number (48546).

2⁴⁸⁵⁴³⁸ is an apocalyptic number.

485438 is a deficient number, since it is larger than the sum of its proper divisors (291298).

485438 is a wasteful number, since it uses less digits than its factorization.

485438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259.

The product of its digits is 15360, while the sum is 32.

The square root of 485438 is about 696.7338085668. The cubic root of 485438 is about 78.5919244445.

The spelling of 485438 in words is "four hundred eighty-five thousand, four hundred thirty-eight".