3412729 has 2 divisors, whose sum is σ = 3412730. Its totient is φ = 3412728.

The previous prime is 3412727. The next prime is 3412741. The reversal of 3412729 is 9272143.

3412729 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., 2890000 + 522729 = 1700^2 + 723^2 .

It is a cyclic number.

It is not a de Polignac number, because 3412729 - 2¹ = 3412727 is a prime.

Together with 3412727, it forms a pair of twin primes.

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 = 3412697 and 3412706.

It is not a weakly prime, because it can be changed into another prime (3412727) 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, 1706364 + 1706365.

It is an arithmetic number, because the mean of its divisors is an integer number (1706365).

Almost surely, 2^3412729 is an apocalyptic number.

It is an amenable number.

3412729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3412729 is an equidigital number, since it uses as much as digits as its factorization.

3412729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 28.

The square root of 3412729 is about 1847.3573016609. The cubic root of 3412729 is about 150.5568781677.

The spelling of 3412729 in words is "three million, four hundred twelve thousand, seven hundred twenty-nine".