3872329 has 2 divisors, whose sum is σ = 3872330. Its totient is φ = 3872328.

The previous prime is 3872317. The next prime is 3872359. The reversal of 3872329 is 9232783.

3872329 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., 2496400 + 1375929 = 1580^2 + 1173^2 .

It is a cyclic number.

It is not a de Polignac number, because 3872329 - 2⁷ = 3872201 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 3872294 and 3872303.

It is not a weakly prime, because it can be changed into another prime (3872359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1936164 + 1936165.

It is an arithmetic number, because the mean of its divisors is an integer number (1936165).

Almost surely, 2^3872329 is an apocalyptic number.

It is an amenable number.

3872329 is a deficient number, since it is larger than the sum of its proper divisors (1).

3872329 is an equidigital number, since it uses as much as digits as its factorization.

3872329 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3872329 is about 1967.8234168746. The cubic root of 3872329 is about 157.0329356031.

The spelling of 3872329 in words is "three million, eight hundred seventy-two thousand, three hundred twenty-nine".