2048521 has 2 divisors, whose sum is σ = 2048522. Its totient is φ = 2048520.

The previous prime is 2048509. The next prime is 2048533. The reversal of 2048521 is 1258402.

It is a balanced prime because it is at equal distance from previous prime (2048509) and next prime (2048533).

It can be written as a sum of positive squares in only one way, i.e., 1990921 + 57600 = 1411^2 + 240^2 .

It is a cyclic number.

It is not a de Polignac number, because 2048521 - 2¹⁵ = 2015753 is a prime.

2048521 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2048492 and 2048501.

It is not a weakly prime, because it can be changed into another prime (2048581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024260 + 1024261.

It is an arithmetic number, because the mean of its divisors is an integer number (1024261).

2^2048521 is an apocalyptic number.

It is an amenable number.

2048521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2048521 is an equidigital number, since it uses as much as digits as its factorization.

2048521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2048521 is about 1431.2655239333. The cubic root of 2048521 is about 127.0028519417.

The spelling of 2048521 in words is "two million, forty-eight thousand, five hundred twenty-one".