2904829 has 2 divisors, whose sum is σ = 2904830. Its totient is φ = 2904828.

The previous prime is 2904827. The next prime is 2904851. The reversal of 2904829 is 9284092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2722500 + 182329 = 1650^2 + 427^2 .

It is a cyclic number.

It is not a de Polignac number, because 2904829 - 2¹ = 2904827 is a prime.

Together with 2904827, it forms a pair of twin primes.

2904829 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2904794 and 2904803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2904821) 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 as a sum of consecutive naturals, namely, 1452414 + 1452415.

It is an arithmetic number, because the mean of its divisors is an integer number (1452415).

2^2904829 is an apocalyptic number.

It is an amenable number.

2904829 is a deficient number, since it is larger than the sum of its proper divisors (1).

2904829 is an equidigital number, since it uses as much as digits as its factorization.

2904829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 2904829 is about 1704.3558900652. The cubic root of 2904829 is about 142.6834244104.

The spelling of 2904829 in words is "two million, nine hundred four thousand, eight hundred twenty-nine".