2520829 has 2 divisors, whose sum is σ = 2520830. Its totient is φ = 2520828.

The previous prime is 2520821. The next prime is 2520841. The reversal of 2520829 is 9280252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1375929 + 1144900 = 1173^2 + 1070^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520829 - 2³ = 2520821 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520797 and 2520806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260414 + 1260415.

It is an arithmetic number, because the mean of its divisors is an integer number (1260415).

2^2520829 is an apocalyptic number.

It is an amenable number.

2520829 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520829 is an equidigital number, since it uses as much as digits as its factorization.

2520829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2520829 is about 1587.7118756248. The cubic root of 2520829 is about 136.0967628851.

The spelling of 2520829 in words is "two million, five hundred twenty thousand, eight hundred twenty-nine".