2684329 has 4 divisors (see below), whose sum is σ = 2714580. Its totient is φ = 2654080.

The previous prime is 2684299. The next prime is 2684333. The reversal of 2684329 is 9234862.

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 1327104 + 1357225 = 1152^2 + 1165^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2684329 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 2684294 and 2684303.

It is not an unprimeable number, because it can be changed into a prime (2684389) 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, 14992 + ... + 15169.

It is an arithmetic number, because the mean of its divisors is an integer number (678645).

2^2684329 is an apocalyptic number.

It is an amenable number.

2684329 is a deficient number, since it is larger than the sum of its proper divisors (30251).

2684329 is an equidigital number, since it uses as much as digits as its factorization.

2684329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30250.

The product of its digits is 20736, while the sum is 34.

The square root of 2684329 is about 1638.3921996885. The cubic root of 2684329 is about 138.9777408588.

The spelling of 2684329 in words is "two million, six hundred eighty-four thousand, three hundred twenty-nine".