438937 has 2 divisors, whose sum is σ = 438938. Its totient is φ = 438936.

The previous prime is 438913. The next prime is 438941. The reversal of 438937 is 739834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326041 + 112896 = 571^2 + 336^2 .

It is a cyclic number.

It is not a de Polignac number, because 438937 - 2¹¹ = 436889 is a prime.

It is not a weakly prime, because it can be changed into another prime (438967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219468 + 219469.

It is an arithmetic number, because the mean of its divisors is an integer number (219469).

2⁴³⁸⁹³⁷ is an apocalyptic number.

It is an amenable number.

438937 is a deficient number, since it is larger than the sum of its proper divisors (1).

438937 is an equidigital number, since it uses as much as digits as its factorization.

438937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 438937 is about 662.5232071407. The cubic root of 438937 is about 75.9977492408.

The spelling of 438937 in words is "four hundred thirty-eight thousand, nine hundred thirty-seven".