238853 has 2 divisors, whose sum is σ = 238854. Its totient is φ = 238852.

The previous prime is 238841. The next prime is 238859. The reversal of 238853 is 358832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124609 + 114244 = 353^2 + 338^2 .

It is a cyclic number.

It is not a de Polignac number, because 238853 - 2⁴ = 238837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119426 + 119427.

It is an arithmetic number, because the mean of its divisors is an integer number (119427).

2²³⁸⁸⁵³ is an apocalyptic number.

It is an amenable number.

238853 is a deficient number, since it is larger than the sum of its proper divisors (1).

238853 is an equidigital number, since it uses as much as digits as its factorization.

238853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 29.

The square root of 238853 is about 488.7258945462. The cubic root of 238853 is about 62.0454921066.

The spelling of 238853 in words is "two hundred thirty-eight thousand, eight hundred fifty-three".