2988521 has 2 divisors, whose sum is σ = 2988522. Its totient is φ = 2988520.

The previous prime is 2988509. The next prime is 2988523. The reversal of 2988521 is 1258892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2059225 + 929296 = 1435^2 + 964^2 .

It is a cyclic number.

It is not a de Polignac number, because 2988521 - 2¹⁰ = 2987497 is a prime.

Together with 2988523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2988523) 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, 1494260 + 1494261.

It is an arithmetic number, because the mean of its divisors is an integer number (1494261).

2^2988521 is an apocalyptic number.

It is an amenable number.

2988521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2988521 is an equidigital number, since it uses as much as digits as its factorization.

2988521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 35.

The square root of 2988521 is about 1728.7339297879. The cubic root of 2988521 is about 144.0407709914.

The spelling of 2988521 in words is "two million, nine hundred eighty-eight thousand, five hundred twenty-one".