3046729 has 4 divisors (see below), whose sum is σ = 3481984. Its totient is φ = 2611476.

The previous prime is 3046721. The next prime is 3046733. The reversal of 3046729 is 9276403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3046729 - 2³ = 3046721 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3046729.

It is not an unprimeable number, because it can be changed into a prime (3046721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217617 + ... + 217630.

It is an arithmetic number, because the mean of its divisors is an integer number (870496).

Almost surely, 2^3046729 is an apocalyptic number.

It is an amenable number.

3046729 is a deficient number, since it is larger than the sum of its proper divisors (435255).

3046729 is an equidigital number, since it uses as much as digits as its factorization.

3046729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435254.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3046729 is about 1745.4881838615. The cubic root of 3046729 is about 144.9699343133.

The spelling of 3046729 in words is "three million, forty-six thousand, seven hundred twenty-nine".