2506241 has 4 divisors (see below), whose sum is σ = 2615232. Its totient is φ = 2397252.

The previous prime is 2506223. The next prime is 2506253. The reversal of 2506241 is 1426052.

It is a happy number.

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 2506241 - 2¹⁴ = 2489857 is a prime.

It is a super-3 number, since 3×2506241³ = 47226933356084866563, which contains 333 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (2506201) 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, 54461 + ... + 54506.

It is an arithmetic number, because the mean of its divisors is an integer number (653808).

2^2506241 is an apocalyptic number.

It is an amenable number.

2506241 is a deficient number, since it is larger than the sum of its proper divisors (108991).

2506241 is a wasteful number, since it uses less digits than its factorization.

2506241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108990.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2506241 is about 1583.1111773972. Note that the first 4 decimals coincide. The cubic root of 2506241 is about 135.8337248495.

The spelling of 2506241 in words is "two million, five hundred six thousand, two hundred forty-one".