3296729 has 2 divisors, whose sum is σ = 3296730. Its totient is φ = 3296728.

The previous prime is 3296723. The next prime is 3296731. The reversal of 3296729 is 9276923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1729225 + 1567504 = 1315^2 + 1252^2 .

It is an emirp because it is prime and its reverse (9276923) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3296729 - 2⁸ = 3296473 is a prime.

Together with 3296731, it forms a pair of twin primes.

It is a Chen 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 = 3296692 and 3296701.

It is not a weakly prime, because it can be changed into another prime (3296723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1648364 + 1648365.

It is an arithmetic number, because the mean of its divisors is an integer number (1648365).

Almost surely, 2^3296729 is an apocalyptic number.

It is an amenable number.

3296729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3296729 is an equidigital number, since it uses as much as digits as its factorization.

3296729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 38.

The square root of 3296729 is about 1815.6896761286. The cubic root of 3296729 is about 148.8313482966.

The spelling of 3296729 in words is "three million, two hundred ninety-six thousand, seven hundred twenty-nine".