2259873 has 32 divisors (see below), whose sum is σ = 4177920. Its totient is φ = 1172880.

The previous prime is 2259871. The next prime is 2259889. The reversal of 2259873 is 3789522.

It is a happy number.

2259873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2259873 - 2¹ = 2259871 is a prime.

It is a super-2 number, since 2×2259873² = 10214051952258, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1536 + ... + 2622.

It is an arithmetic number, because the mean of its divisors is an integer number (130560).

2^2259873 is an apocalyptic number.

It is an amenable number.

2259873 is a deficient number, since it is larger than the sum of its proper divisors (1918047).

2259873 is a wasteful number, since it uses less digits than its factorization.

2259873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 1108 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 2259873 is about 1503.2873976722. The cubic root of 2259873 is about 131.2284536059.

It can be divided in two parts, 22 and 59873, that added together give a palindrome (59895).

The spelling of 2259873 in words is "two million, two hundred fifty-nine thousand, eight hundred seventy-three".