2259319 has 4 divisors (see below), whose sum is σ = 2263896. Its totient is φ = 2254744.

The previous prime is 2259293. The next prime is 2259329. The reversal of 2259319 is 9139522.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2259319 is a prime.

It is a super-2 number, since 2×2259319² = 10209044687522, which contains 22 as substring.

It is a Duffinian number.

2259319 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1444 + ... + 2569.

It is an arithmetic number, because the mean of its divisors is an integer number (565974).

2^2259319 is an apocalyptic number.

2259319 is a deficient number, since it is larger than the sum of its proper divisors (4577).

2259319 is an equidigital number, since it uses as much as digits as its factorization.

2259319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576.

The product of its digits is 4860, while the sum is 31.

The square root of 2259319 is about 1503.1031235414. The cubic root of 2259319 is about 131.2177293300.

The spelling of 2259319 in words is "two million, two hundred fifty-nine thousand, three hundred nineteen".