2609441 has 4 divisors (see below), whose sum is σ = 2746800. Its totient is φ = 2472084.

The previous prime is 2609423. The next prime is 2609443. The reversal of 2609441 is 1449062.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1449062 = 2 ⋅724531.

It is a cyclic number.

It is not a de Polignac number, because 2609441 - 2⁶ = 2609377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2609441.

It is not an unprimeable number, because it can be changed into a prime (2609443) 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, 68651 + ... + 68688.

It is an arithmetic number, because the mean of its divisors is an integer number (686700).

2^2609441 is an apocalyptic number.

It is an amenable number.

2609441 is a deficient number, since it is larger than the sum of its proper divisors (137359).

2609441 is a wasteful number, since it uses less digits than its factorization.

2609441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137358.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2609441 is about 1615.3764267192. The cubic root of 2609441 is about 137.6731218812.

The spelling of 2609441 in words is "two million, six hundred nine thousand, four hundred forty-one".