238461829 has 2 divisors, whose sum is σ = 238461830. Its totient is φ = 238461828.

The previous prime is 238461823. The next prime is 238461869. The reversal of 238461829 is 928164832.

238461829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237868929 + 592900 = 15423^2 + 770^2 .

It is a cyclic number.

It is not a de Polignac number, because 238461829 - 2⁹ = 238461317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238461823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119230914 + 119230915.

It is an arithmetic number, because the mean of its divisors is an integer number (119230915).

Almost surely, 2^238461829 is an apocalyptic number.

It is an amenable number.

238461829 is a deficient number, since it is larger than the sum of its proper divisors (1).

238461829 is an equidigital number, since it uses as much as digits as its factorization.

238461829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 43.

The square root of 238461829 is about 15442.2093302740. The cubic root of 238461829 is about 620.1160284062.

The spelling of 238461829 in words is "two hundred thirty-eight million, four hundred sixty-one thousand, eight hundred twenty-nine".