3297729 has 8 divisors (see below), whose sum is σ = 4406272. Its totient is φ = 2193840.

The previous prime is 3297691. The next prime is 3297731. The reversal of 3297729 is 9277923.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3297729 - 2⁷ = 3297601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3297739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152 + ... + 2814.

It is an arithmetic number, because the mean of its divisors is an integer number (550784).

Almost surely, 2^3297729 is an apocalyptic number.

It is an amenable number.

3297729 is a deficient number, since it is larger than the sum of its proper divisors (1108543).

3297729 is a wasteful number, since it uses less digits than its factorization.

3297729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327.

The product of its digits is 47628, while the sum is 39.

The square root of 3297729 is about 1815.9650327030. The cubic root of 3297729 is about 148.8463951610.

The spelling of 3297729 in words is "three million, two hundred ninety-seven thousand, seven hundred twenty-nine".