3416729 has 4 divisors (see below), whose sum is σ = 3450660. Its totient is φ = 3382800.

The previous prime is 3416717. The next prime is 3416731. The reversal of 3416729 is 9276143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2958400 + 458329 = 1720^2 + 677^2 .

It is a cyclic number.

It is not a de Polignac number, because 3416729 - 2²⁰ = 2368153 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3416695 and 3416704.

It is not an unprimeable number, because it can be changed into a prime (3416429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16814 + ... + 17015.

It is an arithmetic number, because the mean of its divisors is an integer number (862665).

Almost surely, 2^3416729 is an apocalyptic number.

It is an amenable number.

3416729 is a deficient number, since it is larger than the sum of its proper divisors (33931).

3416729 is a wasteful number, since it uses less digits than its factorization.

3416729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33930.

The product of its digits is 9072, while the sum is 32.

The square root of 3416729 is about 1848.4396122135. The cubic root of 3416729 is about 150.6156768964.

The spelling of 3416729 in words is "three million, four hundred sixteen thousand, seven hundred twenty-nine".