2528241 has 4 divisors (see below), whose sum is σ = 3370992. Its totient is φ = 1685492.

The previous prime is 2528233. The next prime is 2528243. The reversal of 2528241 is 1428252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2528241 - 2³ = 2528233 is a prime.

It is a D-number.

2528241 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2528243) 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, 421371 + ... + 421376.

It is an arithmetic number, because the mean of its divisors is an integer number (842748).

2^2528241 is an apocalyptic number.

It is an amenable number.

2528241 is a deficient number, since it is larger than the sum of its proper divisors (842751).

2528241 is an equidigital number, since it uses as much as digits as its factorization.

2528241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842750.

The product of its digits is 1280, while the sum is 24.

The square root of 2528241 is about 1590.0443390044. The cubic root of 2528241 is about 136.2300209181.

The spelling of 2528241 in words is "two million, five hundred twenty-eight thousand, two hundred forty-one".