3838129 has 2 divisors, whose sum is σ = 3838130. Its totient is φ = 3838128.

The previous prime is 3838123. The next prime is 3838139. The reversal of 3838129 is 9218383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3763600 + 74529 = 1940^2 + 273^2 .

It is a cyclic number.

It is not a de Polignac number, because 3838129 - 2⁵ = 3838097 is a prime.

It is an alternating number because its digits alternate between odd and even.

3838129 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3838094 and 3838103.

It is not a weakly prime, because it can be changed into another prime (3838123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919064 + 1919065.

It is an arithmetic number, because the mean of its divisors is an integer number (1919065).

Almost surely, 2^3838129 is an apocalyptic number.

It is an amenable number.

3838129 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838129 is an equidigital number, since it uses as much as digits as its factorization.

3838129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 34.

The square root of 3838129 is about 1959.1143407162. The cubic root of 3838129 is about 156.5692684686.

The spelling of 3838129 in words is "three million, eight hundred thirty-eight thousand, one hundred twenty-nine".