2241445 has 8 divisors (see below), whose sum is σ = 2734200. Its totient is φ = 1763520.

The previous prime is 2241443. The next prime is 2241479. The reversal of 2241445 is 5441422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 30276 + 2211169 = 174^2 + 1487^2 .

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

It is not a de Polignac number, because 2241445 - 2¹ = 2241443 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2241443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3370 + ... + 3979.

It is an arithmetic number, because the mean of its divisors is an integer number (341775).

2^2241445 is an apocalyptic number.

It is an amenable number.

2241445 is a deficient number, since it is larger than the sum of its proper divisors (492755).

2241445 is an equidigital number, since it uses as much as digits as its factorization.

2241445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7415.

The product of its digits is 1280, while the sum is 22.

The square root of 2241445 is about 1497.1456175002. The cubic root of 2241445 is about 130.8707814242.

Adding to 2241445 its reverse (5441422), we get a palindrome (7682867).

The spelling of 2241445 in words is "two million, two hundred forty-one thousand, four hundred forty-five".