2442641 has 4 divisors (see below), whose sum is σ = 2526900. Its totient is φ = 2358384.

The previous prime is 2442631. The next prime is 2442667. The reversal of 2442641 is 1462442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 633616 + 1809025 = 796^2 + 1345^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442641 - 2¹⁰ = 2441617 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 4⁷ + 4⁸ + 2²¹ + 6⁴ + 4⁹ + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442631) 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, 42086 + ... + 42143.

It is an arithmetic number, because the mean of its divisors is an integer number (631725).

2^2442641 is an apocalyptic number.

It is an amenable number.

2442641 is a deficient number, since it is larger than the sum of its proper divisors (84259).

2442641 is an equidigital number, since it uses as much as digits as its factorization.

2442641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84258.

The product of its digits is 1536, while the sum is 23.

The square root of 2442641 is about 1562.8950700543. The cubic root of 2442641 is about 134.6748645741.

The spelling of 2442641 in words is "two million, four hundred forty-two thousand, six hundred forty-one".