2261441 has 8 divisors (see below), whose sum is σ = 2783424. Its totient is φ = 1789200.

The previous prime is 2261407. The next prime is 2261447. The reversal of 2261441 is 1441622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2261441 - 2⁶ = 2261377 is a prime.

It is a super-2 number, since 2×2261441² = 10228230792962, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2261447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12335 + ... + 12516.

It is an arithmetic number, because the mean of its divisors is an integer number (347928).

2^2261441 is an apocalyptic number.

It is an amenable number.

2261441 is a deficient number, since it is larger than the sum of its proper divisors (521983).

2261441 is a wasteful number, since it uses less digits than its factorization.

2261441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24871.

The product of its digits is 384, while the sum is 20.

The square root of 2261441 is about 1503.8088309356. The cubic root of 2261441 is about 131.2587972939.

The spelling of 2261441 in words is "two million, two hundred sixty-one thousand, four hundred forty-one".