438853 has 2 divisors, whose sum is σ = 438854. Its totient is φ = 438852.

The previous prime is 438847. The next prime is 438869. The reversal of 438853 is 358834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247009 + 191844 = 497^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 438853 - 2⁹ = 438341 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219426 + 219427.

It is an arithmetic number, because the mean of its divisors is an integer number (219427).

2⁴³⁸⁸⁵³ is an apocalyptic number.

It is an amenable number.

438853 is a deficient number, since it is larger than the sum of its proper divisors (1).

438853 is an equidigital number, since it uses as much as digits as its factorization.

438853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 31.

The square root of 438853 is about 662.4598101017. The cubic root of 438853 is about 75.9929009990.

The spelling of 438853 in words is "four hundred thirty-eight thousand, eight hundred fifty-three".